220177984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{264637}}^1$

素因数の和:264662

約数の個数: 28

約数和(自身を含む): 470526364

約数和(自身を除く): 250348380

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 264637, 529274, 1058548, 2117096, 3440281, 4234192, 6880562, 8468384, 13761124, 16936768, 27522248, 55044496, 110088992, 220177984]

約数ペア:

[(1, 220177984), (2, 110088992), (4, 55044496), (8, 27522248), (13, 16936768), (16, 13761124), (26, 8468384), (32, 6880562), (52, 4234192), (64, 3440281), (104, 2117096), (208, 1058548), (416, 529274), (832, 264637)]