201806764

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{638629}}^1$

素因数の和:638712

約数の個数: 12

約数和(自身を含む): 357632800

約数和(自身を除く): 155826036

約数列:

[1, 2, 4, 79, 158, 316, 638629, 1277258, 2554516, 50451691, 100903382, 201806764]

約数ペア:

[(1, 201806764), (2, 100903382), (4, 50451691), (79, 2554516), (158, 1277258), (316, 638629)]