19813126

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3911}}^1$

素因数の和:4079

約数の個数: 16

約数和(自身を含む): 31687200

約数和(自身を除く): 11874074

約数列:

[1, 2, 17, 34, 149, 298, 2533, 3911, 5066, 7822, 66487, 132974, 582739, 1165478, 9906563, 19813126]

約数ペア:

[(1, 19813126), (2, 9906563), (17, 1165478), (34, 582739), (149, 132974), (298, 66487), (2533, 7822), (3911, 5066)]