20182281

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56533}}^1$

素因数の和:56560

約数の個数: 16

約数和(自身を含む): 32563584

約数和(自身を除く): 12381303

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56533, 169599, 395731, 961061, 1187193, 2883183, 6727427, 20182281]

約数ペア:

[(1, 20182281), (3, 6727427), (7, 2883183), (17, 1187193), (21, 961061), (51, 395731), (119, 169599), (357, 56533)]