20145408615

素因数分解:

$3^3\times 5^1\times {\mathrm{4327}}^1\times {\mathrm{34487}}^1$

素因数の和:38828

約数の個数: 32

約数和(自身を含む): 35823375360

約数和(自身を除く): 15677966745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4327, 12981, 21635, 34487, 38943, 64905, 103461, 116829, 172435, 194715, 310383, 517305, 584145, 931149, 1551915, 4655745, 149225249, 447675747, 746126245, 1343027241, 2238378735, 4029081723, 6715136205, 20145408615]

約数ペア:

[(1, 20145408615), (3, 6715136205), (5, 4029081723), (9, 2238378735), (15, 1343027241), (27, 746126245), (45, 447675747), (135, 149225249), (4327, 4655745), (12981, 1551915), (21635, 931149), (34487, 584145), (38943, 517305), (64905, 310383), (103461, 194715), (116829, 172435)]