20438367053

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{641969}}^1$

素因数の和:642092

約数の個数: 16

約数和(自身を含む): 23008204800

約数和(自身を除く): 2569837747

約数列:

[1, 13, 31, 79, 403, 1027, 2449, 31837, 641969, 8345597, 19901039, 50715551, 258713507, 659302163, 1572182081, 20438367053]

約数ペア:

[(1, 20438367053), (13, 1572182081), (31, 659302163), (79, 258713507), (403, 50715551), (1027, 19901039), (2449, 8345597), (31837, 641969)]