20452803

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9643}}^1$

素因数の和:9754

約数の個数: 16

約数和(自身を含む): 31478016

約数和(自身を除く): 11025213

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9643, 28929, 67501, 202503, 973943, 2921829, 6817601, 20452803]

約数ペア:

[(1, 20452803), (3, 6817601), (7, 2921829), (21, 973943), (101, 202503), (303, 67501), (707, 28929), (2121, 9643)]