19977652799

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1144261}}^1$

素因数の和:1144370

約数の個数: 16

約数和(自身を含む): 23068321920

約数和(自身を除く): 3090669121

約数列:

[1, 13, 17, 79, 221, 1027, 1343, 17459, 1144261, 14875393, 19452437, 90396619, 252881681, 1175156047, 1536742523, 19977652799]

約数ペア:

[(1, 19977652799), (13, 1536742523), (17, 1175156047), (79, 252881681), (221, 90396619), (1027, 19452437), (1343, 14875393), (17459, 1144261)]