19763390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 16796770

約数列:

[1, 2, 5, 10, 61, 122, 179, 181, 305, 358, 362, 610, 895, 905, 1790, 1810, 10919, 11041, 21838, 22082, 32399, 54595, 55205, 64798, 109190, 110410, 161995, 323990, 1976339, 3952678, 9881695, 19763390]

約数ペア:

[(1, 19763390), (2, 9881695), (5, 3952678), (10, 1976339), (61, 323990), (122, 161995), (179, 110410), (181, 109190), (305, 64798), (358, 55205), (362, 54595), (610, 32399), (895, 22082), (905, 21838), (1790, 11041), (1810, 10919)]