19550540

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2333}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 41171760

約数和(自身を除く): 21621220

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2333, 4190, 4666, 8380, 9332, 11665, 23330, 46660, 977527, 1955054, 3910108, 4887635, 9775270, 19550540]

約数ペア:

[(1, 19550540), (2, 9775270), (4, 4887635), (5, 3910108), (10, 1955054), (20, 977527), (419, 46660), (838, 23330), (1676, 11665), (2095, 9332), (2333, 8380), (4190, 4666)]