20147485904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{3691}}^1$

素因数の和:3905

約数の個数: 160

約数和(自身を含む): 50454104064

約数和(自身を除く): 30306618160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 163, 182, 184, 208, 299, 322, 326, 364, 368, 598, 644, 652, 728, 1141, 1196, 1288, 1304, 1456, 2093, 2119, 2282, 2392, 2576, 2608, 3691, 3749, 4186, 4238, 4564, 4784, 7382, 7498, 8372, 8476, 9128, 14764, 14833, 14996, 16744, 16952, 18256, 25837, 26243, 29528, 29666, 29992, 33488, 33904, 47983, 48737, 51674, 52486, 59056, 59332, 59984, 84893, 95966, 97474, 103348, 104972, 118664, 169786, 191932, 194948, 206696, 209944, 237328, 335881, 339572, 341159, 383864, 389896, 413392, 419888, 594251, 601633, 671762, 679144, 682318, 767728, 779792, 1103609, 1188502, 1203266, 1343524, 1358288, 1364636, 2207218, 2377004, 2406532, 2687048, 2729272, 4211431, 4414436, 4754008, 4813064, 5374096, 5458544, 7725263, 7821229, 8422862, 8828872, 9508016, 9626128, 13837559, 15450526, 15642458, 16845724, 17657744, 27675118, 30901052, 31284916, 33691448, 54748603, 55350236, 61802104, 62569832, 67382896, 96862913, 109497206, 110700472, 123604208, 125139664, 179888267, 193725826, 218994412, 221400944, 359776534, 387451652, 437988824, 719553068, 774903304, 875977648, 1259217869, 1439106136, 1549806608, 2518435738, 2878212272, 5036871476, 10073742952, 20147485904]

約数ペア:

[(1, 20147485904), (2, 10073742952), (4, 5036871476), (7, 2878212272), (8, 2518435738), (13, 1549806608), (14, 1439106136), (16, 1259217869), (23, 875977648), (26, 774903304), (28, 719553068), (46, 437988824), (52, 387451652), (56, 359776534), (91, 221400944), (92, 218994412), (104, 193725826), (112, 179888267), (161, 125139664), (163, 123604208), (182, 110700472), (184, 109497206), (208, 96862913), (299, 67382896), (322, 62569832), (326, 61802104), (364, 55350236), (368, 54748603), (598, 33691448), (644, 31284916), (652, 30901052), (728, 27675118), (1141, 17657744), (1196, 16845724), (1288, 15642458), (1304, 15450526), (1456, 13837559), (2093, 9626128), (2119, 9508016), (2282, 8828872), (2392, 8422862), (2576, 7821229), (2608, 7725263), (3691, 5458544), (3749, 5374096), (4186, 4813064), (4238, 4754008), (4564, 4414436), (4784, 4211431), (7382, 2729272), (7498, 2687048), (8372, 2406532), (8476, 2377004), (9128, 2207218), (14764, 1364636), (14833, 1358288), (14996, 1343524), (16744, 1203266), (16952, 1188502), (18256, 1103609), (25837, 779792), (26243, 767728), (29528, 682318), (29666, 679144), (29992, 671762), (33488, 601633), (33904, 594251), (47983, 419888), (48737, 413392), (51674, 389896), (52486, 383864), (59056, 341159), (59332, 339572), (59984, 335881), (84893, 237328), (95966, 209944), (97474, 206696), (103348, 194948), (104972, 191932), (118664, 169786)]