20176985097

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{552053}}^1$

素因数の和:552221

約数の個数: 24

約数和(自身を含む): 30314389248

約数和(自身を除く): 10137404151

約数列:

[1, 3, 9, 31, 93, 131, 279, 393, 1179, 4061, 12183, 36549, 552053, 1656159, 4968477, 17113643, 51340929, 72318943, 154022787, 216956829, 650870487, 2241887233, 6725661699, 20176985097]

約数ペア:

[(1, 20176985097), (3, 6725661699), (9, 2241887233), (31, 650870487), (93, 216956829), (131, 154022787), (279, 72318943), (393, 51340929), (1179, 17113643), (4061, 4968477), (12183, 1656159), (36549, 552053)]