2638856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 5460480

約数和(自身を除く): 2821624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 157, 191, 314, 382, 628, 764, 1256, 1528, 1727, 2101, 3454, 4202, 6908, 8404, 13816, 16808, 29987, 59974, 119948, 239896, 329857, 659714, 1319428, 2638856]

約数ペア:

[(1, 2638856), (2, 1319428), (4, 659714), (8, 329857), (11, 239896), (22, 119948), (44, 59974), (88, 29987), (157, 16808), (191, 13816), (314, 8404), (382, 6908), (628, 4202), (764, 3454), (1256, 2101), (1528, 1727)]