2644838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 4880640

約数和(自身を除く): 2235802

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 163, 266, 326, 427, 854, 1141, 1159, 2282, 2318, 3097, 6194, 8113, 9943, 16226, 19886, 21679, 43358, 69601, 139202, 188917, 377834, 1322419, 2644838]

約数ペア:

[(1, 2644838), (2, 1322419), (7, 377834), (14, 188917), (19, 139202), (38, 69601), (61, 43358), (122, 21679), (133, 19886), (163, 16226), (266, 9943), (326, 8113), (427, 6194), (854, 3097), (1141, 2318), (1159, 2282)]