20516512

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12097}}^1$

素因数の和:12160

約数の個数: 24

約数和(自身を含む): 41157396

約数和(自身を除く): 20640884

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12097, 24194, 48388, 96776, 193552, 387104, 641141, 1282282, 2564564, 5129128, 10258256, 20516512]

約数ペア:

[(1, 20516512), (2, 10258256), (4, 5129128), (8, 2564564), (16, 1282282), (32, 641141), (53, 387104), (106, 193552), (212, 96776), (424, 48388), (848, 24194), (1696, 12097)]