20194994463

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{258443}}^1$

素因数の和:258575

約数の個数: 24

約数和(自身を含む): 31286196864

約数和(自身を除く): 11091202401

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 3721, 11163, 26047, 78141, 258443, 775329, 1809101, 5427303, 15765023, 47295069, 110355161, 331065483, 961666403, 2884999209, 6731664821, 20194994463]

約数ペア:

[(1, 20194994463), (3, 6731664821), (7, 2884999209), (21, 961666403), (61, 331065483), (183, 110355161), (427, 47295069), (1281, 15765023), (3721, 5427303), (11163, 1809101), (26047, 775329), (78141, 258443)]