20734065

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41887}}^1$

素因数の和:41909

約数の個数: 24

約数和(自身を含む): 39207168

約数和(自身を除く): 18473103

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41887, 125661, 209435, 376983, 460757, 628305, 1382271, 1884915, 2303785, 4146813, 6911355, 20734065]

約数ペア:

[(1, 20734065), (3, 6911355), (5, 4146813), (9, 2303785), (11, 1884915), (15, 1382271), (33, 628305), (45, 460757), (55, 376983), (99, 209435), (165, 125661), (495, 41887)]