18957155

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 28339200

約数和(自身を除く): 9382045

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 983, 1015, 2755, 3857, 4915, 6881, 18677, 19285, 28507, 34405, 93385, 130739, 142535, 199549, 541633, 653695, 997745, 2708165, 3791431, 18957155]

約数ペア:

[(1, 18957155), (5, 3791431), (7, 2708165), (19, 997745), (29, 653695), (35, 541633), (95, 199549), (133, 142535), (145, 130739), (203, 93385), (551, 34405), (665, 28507), (983, 19285), (1015, 18677), (2755, 6881), (3857, 4915)]