20646674831

素因数分解:

${\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1\times {\mathrm{3229}}^1$

素因数の和:3818

約数の個数: 16

約数和(自身を含む): 21005594400

約数和(自身を除く): 358919569

約数列:

[1, 139, 157, 293, 3229, 21823, 40727, 46001, 448831, 506953, 946097, 6394139, 70466467, 131507483, 148537229, 20646674831]

約数ペア:

[(1, 20646674831), (139, 148537229), (157, 131507483), (293, 70466467), (3229, 6394139), (21823, 946097), (40727, 506953), (46001, 448831)]