20158944

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:612

約数の個数: 96

約数和(自身を含む): 59058720

約数和(自身を除く): 38899776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 78, 87, 96, 104, 116, 156, 174, 208, 232, 312, 348, 377, 416, 464, 557, 624, 696, 754, 928, 1114, 1131, 1248, 1392, 1508, 1671, 2228, 2262, 2784, 3016, 3342, 4456, 4524, 6032, 6684, 7241, 8912, 9048, 12064, 13368, 14482, 16153, 17824, 18096, 21723, 26736, 28964, 32306, 36192, 43446, 48459, 53472, 57928, 64612, 86892, 96918, 115856, 129224, 173784, 193836, 209989, 231712, 258448, 347568, 387672, 419978, 516896, 629967, 695136, 775344, 839956, 1259934, 1550688, 1679912, 2519868, 3359824, 5039736, 6719648, 10079472, 20158944]

約数ペア:

[(1, 20158944), (2, 10079472), (3, 6719648), (4, 5039736), (6, 3359824), (8, 2519868), (12, 1679912), (13, 1550688), (16, 1259934), (24, 839956), (26, 775344), (29, 695136), (32, 629967), (39, 516896), (48, 419978), (52, 387672), (58, 347568), (78, 258448), (87, 231712), (96, 209989), (104, 193836), (116, 173784), (156, 129224), (174, 115856), (208, 96918), (232, 86892), (312, 64612), (348, 57928), (377, 53472), (416, 48459), (464, 43446), (557, 36192), (624, 32306), (696, 28964), (754, 26736), (928, 21723), (1114, 18096), (1131, 17824), (1248, 16153), (1392, 14482), (1508, 13368), (1671, 12064), (2228, 9048), (2262, 8912), (2784, 7241), (3016, 6684), (3342, 6032), (4456, 4524)]