31280444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20743}}^1$

素因数の和:20789

約数の個数: 24

約数和(自身を含む): 60987360

約数和(自身を除く): 29706916

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 20743, 41486, 82972, 269659, 539318, 601547, 1078636, 1203094, 2406188, 7820111, 15640222, 31280444]

約数ペア:

[(1, 31280444), (2, 15640222), (4, 7820111), (13, 2406188), (26, 1203094), (29, 1078636), (52, 601547), (58, 539318), (116, 269659), (377, 82972), (754, 41486), (1508, 20743)]