18582813

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 27675648

約数和(自身を除く): 9092835

約数列:

[1, 3, 9, 47, 141, 197, 223, 423, 591, 669, 1773, 2007, 9259, 10481, 27777, 31443, 43931, 83331, 94329, 131793, 395379, 2064757, 6194271, 18582813]

約数ペア:

[(1, 18582813), (3, 6194271), (9, 2064757), (47, 395379), (141, 131793), (197, 94329), (223, 83331), (423, 43931), (591, 31443), (669, 27777), (1773, 10481), (2007, 9259)]