25244752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121369}}^1$

素因数の和:121390

約数の個数: 20

約数和(自身を含む): 52674580

約数和(自身を除く): 27429828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121369, 242738, 485476, 970952, 1577797, 1941904, 3155594, 6311188, 12622376, 25244752]

約数ペア:

[(1, 25244752), (2, 12622376), (4, 6311188), (8, 3155594), (13, 1941904), (16, 1577797), (26, 970952), (52, 485476), (104, 242738), (208, 121369)]