81318518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{69031}}^1$

素因数の和:69083

約数の個数: 16

約数和(自身を含む): 132541440

約数和(自身を除く): 51222922

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 69031, 138062, 1311589, 2139961, 2623178, 4279922, 40659259, 81318518]

約数ペア:

[(1, 81318518), (2, 40659259), (19, 4279922), (31, 2623178), (38, 2139961), (62, 1311589), (589, 138062), (1178, 69031)]