671840816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2470003}}^1$

素因数の和:2470028

約数の個数: 20

約数和(自身を含む): 1378262232

約数和(自身を除く): 706421416

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2470003, 4940006, 9880012, 19760024, 39520048, 41990051, 83980102, 167960204, 335920408, 671840816]

約数ペア:

[(1, 671840816), (2, 335920408), (4, 167960204), (8, 83980102), (16, 41990051), (17, 39520048), (34, 19760024), (68, 9880012), (136, 4940006), (272, 2470003)]