20264778

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{2081}}^1$

素因数の和:2630

約数の個数: 24

約数和(自身を含む): 44009316

約数和(自身を除く): 23744538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 2081, 3246, 4162, 4869, 6243, 9738, 12486, 18729, 37458, 1125821, 2251642, 3377463, 6754926, 10132389, 20264778]

約数ペア:

[(1, 20264778), (2, 10132389), (3, 6754926), (6, 3377463), (9, 2251642), (18, 1125821), (541, 37458), (1082, 18729), (1623, 12486), (2081, 9738), (3246, 6243), (4162, 4869)]