31912816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{153427}}^1$

素因数の和:153448

約数の個数: 20

約数和(自身を含む): 66587752

約数和(自身を除く): 34674936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 153427, 306854, 613708, 1227416, 1994551, 2454832, 3989102, 7978204, 15956408, 31912816]

約数ペア:

[(1, 31912816), (2, 15956408), (4, 7978204), (8, 3989102), (13, 2454832), (16, 1994551), (26, 1227416), (52, 613708), (104, 306854), (208, 153427)]