28809236

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{5261}}^1$

素因数の和:5339

約数の個数: 18

約数和(自身を含む): 51825438

約数和(自身を除く): 23016202

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 5261, 5476, 10522, 21044, 194657, 389314, 778628, 7202309, 14404618, 28809236]

約数ペア:

[(1, 28809236), (2, 14404618), (4, 7202309), (37, 778628), (74, 389314), (148, 194657), (1369, 21044), (2738, 10522), (5261, 5476)]