20161299928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{1613}}^1$

素因数の和:1937

約数の個数: 128

約数和(自身を含む): 47859102720

約数和(自身を除く): 27697802792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 197, 206, 308, 394, 412, 616, 721, 788, 824, 1133, 1379, 1442, 1576, 1613, 2167, 2266, 2758, 2884, 3226, 4334, 4532, 5516, 5768, 6452, 7931, 8668, 9064, 11032, 11291, 12904, 15169, 15862, 17336, 17743, 20291, 22582, 30338, 31724, 35486, 40582, 45164, 60676, 63448, 70972, 81164, 90328, 121352, 124201, 141944, 142037, 162328, 166139, 223201, 248402, 284074, 317761, 332278, 446402, 496804, 568148, 635522, 664556, 892804, 993608, 1136296, 1162973, 1271044, 1329112, 1562407, 1785608, 1827529, 2224327, 2325946, 2542088, 3124814, 3495371, 3655058, 4448654, 4651892, 6249628, 6990742, 7310116, 8897308, 9303784, 12499256, 12792703, 13981484, 14620232, 17794616, 24467597, 25585406, 27962968, 32729383, 48935194, 51170812, 65458766, 97870388, 102341624, 130917532, 195740776, 229105681, 261835064, 360023213, 458211362, 720046426, 916422724, 1440092852, 1832845448, 2520162491, 2880185704, 5040324982, 10080649964, 20161299928]

約数ペア:

[(1, 20161299928), (2, 10080649964), (4, 5040324982), (7, 2880185704), (8, 2520162491), (11, 1832845448), (14, 1440092852), (22, 916422724), (28, 720046426), (44, 458211362), (56, 360023213), (77, 261835064), (88, 229105681), (103, 195740776), (154, 130917532), (197, 102341624), (206, 97870388), (308, 65458766), (394, 51170812), (412, 48935194), (616, 32729383), (721, 27962968), (788, 25585406), (824, 24467597), (1133, 17794616), (1379, 14620232), (1442, 13981484), (1576, 12792703), (1613, 12499256), (2167, 9303784), (2266, 8897308), (2758, 7310116), (2884, 6990742), (3226, 6249628), (4334, 4651892), (4532, 4448654), (5516, 3655058), (5768, 3495371), (6452, 3124814), (7931, 2542088), (8668, 2325946), (9064, 2224327), (11032, 1827529), (11291, 1785608), (12904, 1562407), (15169, 1329112), (15862, 1271044), (17336, 1162973), (17743, 1136296), (20291, 993608), (22582, 892804), (30338, 664556), (31724, 635522), (35486, 568148), (40582, 496804), (45164, 446402), (60676, 332278), (63448, 317761), (70972, 284074), (81164, 248402), (90328, 223201), (121352, 166139), (124201, 162328), (141944, 142037)]