18516342

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{857}}^1$

素因数の和:1152

約数の個数: 32

約数和(自身を含む): 40072032

約数和(自身を除く): 21555690

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 277, 554, 831, 857, 1662, 1714, 2571, 3601, 5142, 7202, 10803, 11141, 21606, 22282, 33423, 66846, 237389, 474778, 712167, 1424334, 3086057, 6172114, 9258171, 18516342]

約数ペア:

[(1, 18516342), (2, 9258171), (3, 6172114), (6, 3086057), (13, 1424334), (26, 712167), (39, 474778), (78, 237389), (277, 66846), (554, 33423), (831, 22282), (857, 21606), (1662, 11141), (1714, 10803), (2571, 7202), (3601, 5142)]