18830220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18461}}^1$

素因数の和:18490

約数の個数: 48

約数和(自身を含む): 55829088

約数和(自身を除く): 36998868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18461, 36922, 55383, 73844, 92305, 110766, 184610, 221532, 276915, 313837, 369220, 553830, 627674, 941511, 1107660, 1255348, 1569185, 1883022, 3138370, 3766044, 4707555, 6276740, 9415110, 18830220]

約数ペア:

[(1, 18830220), (2, 9415110), (3, 6276740), (4, 4707555), (5, 3766044), (6, 3138370), (10, 1883022), (12, 1569185), (15, 1255348), (17, 1107660), (20, 941511), (30, 627674), (34, 553830), (51, 369220), (60, 313837), (68, 276915), (85, 221532), (102, 184610), (170, 110766), (204, 92305), (255, 73844), (340, 55383), (510, 36922), (1020, 18461)]