19878270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38977}}^1$

素因数の和:39004

約数の個数: 32

約数和(自身を含む): 50515488

約数和(自身を除く): 30637218

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 38977, 77954, 116931, 194885, 233862, 389770, 584655, 662609, 1169310, 1325218, 1987827, 3313045, 3975654, 6626090, 9939135, 19878270]

約数ペア:

[(1, 19878270), (2, 9939135), (3, 6626090), (5, 3975654), (6, 3313045), (10, 1987827), (15, 1325218), (17, 1169310), (30, 662609), (34, 584655), (51, 389770), (85, 233862), (102, 194885), (170, 116931), (255, 77954), (510, 38977)]