18860235

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 31138560

約数和(自身を除く): 12278325

約数列:

[1, 3, 5, 15, 59, 101, 177, 211, 295, 303, 505, 633, 885, 1055, 1515, 3165, 5959, 12449, 17877, 21311, 29795, 37347, 62245, 63933, 89385, 106555, 186735, 319665, 1257349, 3772047, 6286745, 18860235]

約数ペア:

[(1, 18860235), (3, 6286745), (5, 3772047), (15, 1257349), (59, 319665), (101, 186735), (177, 106555), (211, 89385), (295, 63933), (303, 62245), (505, 37347), (633, 29795), (885, 21311), (1055, 17877), (1515, 12449), (3165, 5959)]