18970260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{751}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 53313792

約数和(自身を除く): 34343532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 751, 842, 1263, 1502, 1684, 2105, 2253, 2526, 3004, 3755, 4210, 4506, 5052, 6315, 7510, 8420, 9012, 11265, 12630, 15020, 22530, 25260, 45060, 316171, 632342, 948513, 1264684, 1580855, 1897026, 3161710, 3794052, 4742565, 6323420, 9485130, 18970260]

約数ペア:

[(1, 18970260), (2, 9485130), (3, 6323420), (4, 4742565), (5, 3794052), (6, 3161710), (10, 1897026), (12, 1580855), (15, 1264684), (20, 948513), (30, 632342), (60, 316171), (421, 45060), (751, 25260), (842, 22530), (1263, 15020), (1502, 12630), (1684, 11265), (2105, 9012), (2253, 8420), (2526, 7510), (3004, 6315), (3755, 5052), (4210, 4506)]