20629088

素因数分解:

$2^5\times {\mathrm{571}}^1\times {\mathrm{1129}}^1$

素因数の和:1710

約数の個数: 24

約数和(自身を含む): 40720680

約数和(自身を除く): 20091592

約数列:

[1, 2, 4, 8, 16, 32, 571, 1129, 1142, 2258, 2284, 4516, 4568, 9032, 9136, 18064, 18272, 36128, 644659, 1289318, 2578636, 5157272, 10314544, 20629088]

約数ペア:

[(1, 20629088), (2, 10314544), (4, 5157272), (8, 2578636), (16, 1289318), (32, 644659), (571, 36128), (1129, 18272), (1142, 18064), (2258, 9136), (2284, 9032), (4516, 4568)]