19841730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1571}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 47763648

約数和(自身を除く): 27921918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 1571, 2105, 2526, 3142, 4210, 4713, 6315, 7855, 9426, 12630, 15710, 23565, 47130, 661391, 1322782, 1984173, 3306955, 3968346, 6613910, 9920865, 19841730]

約数ペア:

[(1, 19841730), (2, 9920865), (3, 6613910), (5, 3968346), (6, 3306955), (10, 1984173), (15, 1322782), (30, 661391), (421, 47130), (842, 23565), (1263, 15710), (1571, 12630), (2105, 9426), (2526, 7855), (3142, 6315), (4210, 4713)]