16887941

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 20994624

約数和(自身を除く): 4106683

約数列:

[1, 7, 19, 41, 133, 163, 287, 361, 779, 1141, 2527, 3097, 5453, 6683, 14801, 21679, 46781, 58843, 103607, 126977, 411901, 888839, 2412563, 16887941]

約数ペア:

[(1, 16887941), (7, 2412563), (19, 888839), (41, 411901), (133, 126977), (163, 103607), (287, 58843), (361, 46781), (779, 21679), (1141, 14801), (2527, 6683), (3097, 5453)]