18901694

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71059}}^1$

素因数の和:71087

約数の個数: 16

約数和(自身を含む): 34108800

約数和(自身を除く): 15207106

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 71059, 142118, 497413, 994826, 1350121, 2700242, 9450847, 18901694]

約数ペア:

[(1, 18901694), (2, 9450847), (7, 2700242), (14, 1350121), (19, 994826), (38, 497413), (133, 142118), (266, 71059)]