155639564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{4561}}^1$

素因数の和:5033

約数の個数: 24

約数和(自身を含む): 287406000

約数和(自身を除く): 131766436

約数列:

[1, 2, 4, 19, 38, 76, 449, 898, 1796, 4561, 8531, 9122, 17062, 18244, 34124, 86659, 173318, 346636, 2047889, 4095778, 8191556, 38909891, 77819782, 155639564]

約数ペア:

[(1, 155639564), (2, 77819782), (4, 38909891), (19, 8191556), (38, 4095778), (76, 2047889), (449, 346636), (898, 173318), (1796, 86659), (4561, 34124), (8531, 18244), (9122, 17062)]