26721328

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{31511}}^1$

素因数の和:31572

約数の個数: 20

約数和(自身を含む): 52751088

約数和(自身を除く): 26029760

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 31511, 63022, 126044, 252088, 504176, 1670083, 3340166, 6680332, 13360664, 26721328]

約数ペア:

[(1, 26721328), (2, 13360664), (4, 6680332), (8, 3340166), (16, 1670083), (53, 504176), (106, 252088), (212, 126044), (424, 63022), (848, 31511)]