20329790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9199}}^1$

素因数の和:9236

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 21401410

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9199, 18398, 45995, 91990, 119587, 156383, 239174, 312766, 597935, 781915, 1195870, 1563830, 2032979, 4065958, 10164895, 20329790]

約数ペア:

[(1, 20329790), (2, 10164895), (5, 4065958), (10, 2032979), (13, 1563830), (17, 1195870), (26, 781915), (34, 597935), (65, 312766), (85, 239174), (130, 156383), (170, 119587), (221, 91990), (442, 45995), (1105, 18398), (2210, 9199)]