20589151648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1\times {\mathrm{1117}}^1$

素因数の和:1950

約数の個数: 96

約数和(自身を含む): 44491749120

約数和(自身を除く): 23902597472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 751, 767, 944, 1117, 1502, 1534, 1888, 2234, 3004, 3068, 4468, 6008, 6136, 8936, 9763, 12016, 12272, 14521, 17872, 19526, 24032, 24544, 29042, 35744, 39052, 44309, 58084, 65903, 78104, 88618, 116168, 131806, 156208, 177236, 232336, 263612, 312416, 354472, 464672, 527224, 576017, 708944, 838867, 856739, 1054448, 1152034, 1417888, 1677734, 1713478, 2108896, 2304068, 3355468, 3426956, 4608136, 6710936, 6853912, 9216272, 10905271, 13421872, 13707824, 18432544, 21810542, 26843744, 27415648, 43621084, 49493153, 87242168, 98986306, 174484336, 197972612, 348968672, 395945224, 643410989, 791890448, 1286821978, 1583780896, 2573643956, 5147287912, 10294575824, 20589151648]

約数ペア:

[(1, 20589151648), (2, 10294575824), (4, 5147287912), (8, 2573643956), (13, 1583780896), (16, 1286821978), (26, 791890448), (32, 643410989), (52, 395945224), (59, 348968672), (104, 197972612), (118, 174484336), (208, 98986306), (236, 87242168), (416, 49493153), (472, 43621084), (751, 27415648), (767, 26843744), (944, 21810542), (1117, 18432544), (1502, 13707824), (1534, 13421872), (1888, 10905271), (2234, 9216272), (3004, 6853912), (3068, 6710936), (4468, 4608136), (6008, 3426956), (6136, 3355468), (8936, 2304068), (9763, 2108896), (12016, 1713478), (12272, 1677734), (14521, 1417888), (17872, 1152034), (19526, 1054448), (24032, 856739), (24544, 838867), (29042, 708944), (35744, 576017), (39052, 527224), (44309, 464672), (58084, 354472), (65903, 312416), (78104, 263612), (88618, 232336), (116168, 177236), (131806, 156208)]