20178353024

素因数分解:

$2^7\times {\mathrm{223}}^1\times {\mathrm{706921}}^1$

素因数の和:707158

約数の個数: 32

約数和(自身を含む): 40379384640

約数和(自身を除く): 20201031616

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 446, 892, 1784, 3568, 7136, 14272, 28544, 706921, 1413842, 2827684, 5655368, 11310736, 22621472, 45242944, 90485888, 157643383, 315286766, 630573532, 1261147064, 2522294128, 5044588256, 10089176512, 20178353024]

約数ペア:

[(1, 20178353024), (2, 10089176512), (4, 5044588256), (8, 2522294128), (16, 1261147064), (32, 630573532), (64, 315286766), (128, 157643383), (223, 90485888), (446, 45242944), (892, 22621472), (1784, 11310736), (3568, 5655368), (7136, 2827684), (14272, 1413842), (28544, 706921)]