19647511

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 21732480

約数和(自身を除く): 2084969

約数列:

[1, 13, 83, 131, 139, 1079, 1703, 1807, 10873, 11537, 18209, 141349, 149981, 236717, 1511347, 19647511]

約数ペア:

[(1, 19647511), (13, 1511347), (83, 236717), (131, 149981), (139, 141349), (1079, 18209), (1703, 11537), (1807, 10873)]