26639188

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 48503840

約数和(自身を除く): 21864652

約数列:

[1, 2, 4, 43, 61, 86, 122, 172, 244, 2539, 2623, 5078, 5246, 10156, 10492, 109177, 154879, 218354, 309758, 436708, 619516, 6659797, 13319594, 26639188]

約数ペア:

[(1, 26639188), (2, 13319594), (4, 6659797), (43, 619516), (61, 436708), (86, 309758), (122, 218354), (172, 154879), (244, 109177), (2539, 10492), (2623, 10156), (5078, 5246)]