18129724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1601}}^1$

素因数の和:1773

約数の個数: 24

約数和(自身を含む): 33642000

約数和(自身を除く): 15512276

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1601, 2831, 3202, 5662, 6404, 11324, 30419, 60838, 121676, 238549, 477098, 954196, 4532431, 9064862, 18129724]

約数ペア:

[(1, 18129724), (2, 9064862), (4, 4532431), (19, 954196), (38, 477098), (76, 238549), (149, 121676), (298, 60838), (596, 30419), (1601, 11324), (2831, 6404), (3202, 5662)]