20472806

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{719}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 11667994

約数列:

[1, 2, 23, 46, 619, 719, 1238, 1438, 14237, 16537, 28474, 33074, 445061, 890122, 10236403, 20472806]

約数ペア:

[(1, 20472806), (2, 10236403), (23, 890122), (46, 445061), (619, 33074), (719, 28474), (1238, 16537), (1438, 14237)]