20454968452

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1\times {\mathrm{2819}}^1$

素因数の和:3376

約数の個数: 48

約数和(自身を含む): 37294387200

約数和(自身を除く): 16839418748

約数列:

[1, 2, 4, 31, 62, 124, 163, 326, 359, 652, 718, 1436, 2819, 5053, 5638, 10106, 11129, 11276, 20212, 22258, 44516, 58517, 87389, 117034, 174778, 234068, 349556, 459497, 918994, 1012021, 1814027, 1837988, 2024042, 3628054, 4048084, 7256108, 14244407, 28488814, 31372651, 56977628, 62745302, 125490604, 164959423, 329918846, 659837692, 5113742113, 10227484226, 20454968452]

約数ペア:

[(1, 20454968452), (2, 10227484226), (4, 5113742113), (31, 659837692), (62, 329918846), (124, 164959423), (163, 125490604), (326, 62745302), (359, 56977628), (652, 31372651), (718, 28488814), (1436, 14244407), (2819, 7256108), (5053, 4048084), (5638, 3628054), (10106, 2024042), (11129, 1837988), (11276, 1814027), (20212, 1012021), (22258, 918994), (44516, 459497), (58517, 349556), (87389, 234068), (117034, 174778)]