17996830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 33310368

約数和(自身を除く): 15313538

約数列:

[1, 2, 5, 10, 61, 122, 163, 181, 305, 326, 362, 610, 815, 905, 1630, 1810, 9943, 11041, 19886, 22082, 29503, 49715, 55205, 59006, 99430, 110410, 147515, 295030, 1799683, 3599366, 8998415, 17996830]

約数ペア:

[(1, 17996830), (2, 8998415), (5, 3599366), (10, 1799683), (61, 295030), (122, 147515), (163, 110410), (181, 99430), (305, 59006), (326, 55205), (362, 49715), (610, 29503), (815, 22082), (905, 19886), (1630, 11041), (1810, 9943)]