18488886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 40007520

約数和(自身を除く): 21518634

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 293, 586, 809, 879, 1618, 1758, 2427, 3809, 4854, 7618, 10517, 11427, 21034, 22854, 31551, 63102, 237037, 474074, 711111, 1422222, 3081481, 6162962, 9244443, 18488886]

約数ペア:

[(1, 18488886), (2, 9244443), (3, 6162962), (6, 3081481), (13, 1422222), (26, 711111), (39, 474074), (78, 237037), (293, 63102), (586, 31551), (809, 22854), (879, 21034), (1618, 11427), (1758, 10517), (2427, 7618), (3809, 4854)]