20558410

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6211}}^1$

素因数の和:6549

約数の個数: 16

約数和(自身を含む): 37122912

約数和(自身を除く): 16564502

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 6211, 12422, 31055, 62110, 2055841, 4111682, 10279205, 20558410]

約数ペア:

[(1, 20558410), (2, 10279205), (5, 4111682), (10, 2055841), (331, 62110), (662, 31055), (1655, 12422), (3310, 6211)]