20989002

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{57347}}^1$

素因数の和:57413

約数の個数: 16

約数和(自身を含む): 42666912

約数和(自身を除く): 21677910

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 57347, 114694, 172041, 344082, 3498167, 6996334, 10494501, 20989002]

約数ペア:

[(1, 20989002), (2, 10494501), (3, 6996334), (6, 3498167), (61, 344082), (122, 172041), (183, 114694), (366, 57347)]