19274870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 36239616

約数和(自身を除く): 16964746

約数列:

[1, 2, 5, 10, 31, 62, 97, 155, 194, 310, 485, 641, 970, 1282, 3007, 3205, 6014, 6410, 15035, 19871, 30070, 39742, 62177, 99355, 124354, 198710, 310885, 621770, 1927487, 3854974, 9637435, 19274870]

約数ペア:

[(1, 19274870), (2, 9637435), (5, 3854974), (10, 1927487), (31, 621770), (62, 310885), (97, 198710), (155, 124354), (194, 99355), (310, 62177), (485, 39742), (641, 30070), (970, 19871), (1282, 15035), (3007, 6410), (3205, 6014)]