25938536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{563}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 52587360

約数和(自身を除く): 26648824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 443, 563, 886, 1126, 1772, 2252, 3544, 4504, 5759, 7319, 11518, 14638, 23036, 29276, 46072, 58552, 249409, 498818, 997636, 1995272, 3242317, 6484634, 12969268, 25938536]

約数ペア:

[(1, 25938536), (2, 12969268), (4, 6484634), (8, 3242317), (13, 1995272), (26, 997636), (52, 498818), (104, 249409), (443, 58552), (563, 46072), (886, 29276), (1126, 23036), (1772, 14638), (2252, 11518), (3544, 7319), (4504, 5759)]