25886416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{39461}}^1$

素因数の和:39510

約数の個数: 20

約数和(自身を含む): 51379524

約数和(自身を除く): 25493108

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 39461, 78922, 157844, 315688, 631376, 1617901, 3235802, 6471604, 12943208, 25886416]

約数ペア:

[(1, 25886416), (2, 12943208), (4, 6471604), (8, 3235802), (16, 1617901), (41, 631376), (82, 315688), (164, 157844), (328, 78922), (656, 39461)]