20164073904

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{398941}}^1$

素因数の和:398977

約数の個数: 120

約数和(自身を含む): 63023261392

約数和(自身を除く): 42859187488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5616, 6318, 8424, 12636, 16848, 25272, 50544, 398941, 797882, 1196823, 1595764, 2393646, 3191528, 3590469, 4787292, 5186233, 6383056, 7180938, 9574584, 10372466, 10771407, 14361876, 15558699, 19149168, 20744932, 21542814, 28723752, 31117398, 32314221, 41489864, 43085628, 46676097, 57447504, 62234796, 64628442, 82979728, 86171256, 93352194, 96942663, 124469592, 129256884, 140028291, 172342512, 186704388, 193885326, 248939184, 258513768, 280056582, 373408776, 387770652, 420084873, 517027536, 560113164, 746817552, 775541304, 840169746, 1120226328, 1260254619, 1551082608, 1680339492, 2240452656, 2520509238, 3360678984, 5041018476, 6721357968, 10082036952, 20164073904]

約数ペア:

[(1, 20164073904), (2, 10082036952), (3, 6721357968), (4, 5041018476), (6, 3360678984), (8, 2520509238), (9, 2240452656), (12, 1680339492), (13, 1551082608), (16, 1260254619), (18, 1120226328), (24, 840169746), (26, 775541304), (27, 746817552), (36, 560113164), (39, 517027536), (48, 420084873), (52, 387770652), (54, 373408776), (72, 280056582), (78, 258513768), (81, 248939184), (104, 193885326), (108, 186704388), (117, 172342512), (144, 140028291), (156, 129256884), (162, 124469592), (208, 96942663), (216, 93352194), (234, 86171256), (243, 82979728), (312, 64628442), (324, 62234796), (351, 57447504), (432, 46676097), (468, 43085628), (486, 41489864), (624, 32314221), (648, 31117398), (702, 28723752), (936, 21542814), (972, 20744932), (1053, 19149168), (1296, 15558699), (1404, 14361876), (1872, 10771407), (1944, 10372466), (2106, 9574584), (2808, 7180938), (3159, 6383056), (3888, 5186233), (4212, 4787292), (5616, 3590469), (6318, 3191528), (8424, 2393646), (12636, 1595764), (16848, 1196823), (25272, 797882), (50544, 398941)]