18849457

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 21417984

約数和(自身を除く): 2568527

約数列:

[1, 11, 31, 167, 331, 341, 1837, 3641, 5177, 10261, 55277, 56947, 112871, 608047, 1713587, 18849457]

約数ペア:

[(1, 18849457), (11, 1713587), (31, 608047), (167, 112871), (331, 56947), (341, 55277), (1837, 10261), (3641, 5177)]