20463216

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4139}}^1$

素因数の和:4253

約数の個数: 40

約数和(自身を含む): 53389440

約数和(自身を除く): 32926224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4139, 4944, 8278, 12417, 16556, 24834, 33112, 49668, 66224, 99336, 198672, 426317, 852634, 1278951, 1705268, 2557902, 3410536, 5115804, 6821072, 10231608, 20463216]

約数ペア:

[(1, 20463216), (2, 10231608), (3, 6821072), (4, 5115804), (6, 3410536), (8, 2557902), (12, 1705268), (16, 1278951), (24, 852634), (48, 426317), (103, 198672), (206, 99336), (309, 66224), (412, 49668), (618, 33112), (824, 24834), (1236, 16556), (1648, 12417), (2472, 8278), (4139, 4944)]