20717507582

素因数分解:

$2^1\times {\mathrm{643}}^1\times {\mathrm{1297}}^1\times {\mathrm{12421}}^1$

素因数の和:14363

約数の個数: 16

約数和(自身を含む): 31151096592

約数和(自身を除く): 10433589010

約数列:

[1, 2, 643, 1286, 1297, 2594, 12421, 24842, 833971, 1667942, 7986703, 15973406, 16110037, 32220074, 10358753791, 20717507582]

約数ペア:

[(1, 20717507582), (2, 10358753791), (643, 32220074), (1286, 16110037), (1297, 15973406), (2594, 7986703), (12421, 1667942), (24842, 833971)]