19012510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{563}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 37521792

約数和(自身を除く): 18509282

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 307, 563, 614, 1126, 1535, 2815, 3070, 3377, 5630, 6193, 6754, 12386, 16885, 30965, 33770, 61930, 172841, 345682, 864205, 1728410, 1901251, 3802502, 9506255, 19012510]

約数ペア:

[(1, 19012510), (2, 9506255), (5, 3802502), (10, 1901251), (11, 1728410), (22, 864205), (55, 345682), (110, 172841), (307, 61930), (563, 33770), (614, 30965), (1126, 16885), (1535, 12386), (2815, 6754), (3070, 6193), (3377, 5630)]