20119639671

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{719}}^1\times {\mathrm{72307}}^1$

素因数の和:73075

約数の個数: 24

約数和(自身を含む): 29779326720

約数和(自身を除く): 9659687049

約数列:

[1, 3, 9, 43, 129, 387, 719, 2157, 6471, 30917, 72307, 92751, 216921, 278253, 650763, 3109201, 9327603, 27982809, 51988733, 155966199, 467898597, 2235515519, 6706546557, 20119639671]

約数ペア:

[(1, 20119639671), (3, 6706546557), (9, 2235515519), (43, 467898597), (129, 155966199), (387, 51988733), (719, 27982809), (2157, 9327603), (6471, 3109201), (30917, 650763), (72307, 278253), (92751, 216921)]