20128704

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2613

約数の個数: 56

約数和(自身を含む): 54577488

約数和(自身を除く): 34448784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1968, 2557, 2624, 3936, 5114, 7671, 7872, 10228, 15342, 20456, 30684, 40912, 61368, 81824, 104837, 122736, 163648, 209674, 245472, 314511, 419348, 490944, 629022, 838696, 1258044, 1677392, 2516088, 3354784, 5032176, 6709568, 10064352, 20128704]

約数ペア:

[(1, 20128704), (2, 10064352), (3, 6709568), (4, 5032176), (6, 3354784), (8, 2516088), (12, 1677392), (16, 1258044), (24, 838696), (32, 629022), (41, 490944), (48, 419348), (64, 314511), (82, 245472), (96, 209674), (123, 163648), (164, 122736), (192, 104837), (246, 81824), (328, 61368), (492, 40912), (656, 30684), (984, 20456), (1312, 15342), (1968, 10228), (2557, 7872), (2624, 7671), (3936, 5114)]