20238244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4373}}^1$

素因数の和:4479

約数の個数: 24

約数和(自身を含む): 38578680

約数和(自身を除く): 18340436

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4373, 4628, 8746, 17492, 56849, 113698, 227396, 389197, 778394, 1556788, 5059561, 10119122, 20238244]

約数ペア:

[(1, 20238244), (2, 10119122), (4, 5059561), (13, 1556788), (26, 778394), (52, 389197), (89, 227396), (178, 113698), (356, 56849), (1157, 17492), (2314, 8746), (4373, 4628)]