13781308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 25578000

約数和(自身を除く): 11796692

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1217, 2434, 2831, 4868, 5662, 11324, 23123, 46246, 92492, 181333, 362666, 725332, 3445327, 6890654, 13781308]

約数ペア:

[(1, 13781308), (2, 6890654), (4, 3445327), (19, 725332), (38, 362666), (76, 181333), (149, 92492), (298, 46246), (596, 23123), (1217, 11324), (2434, 5662), (2831, 4868)]