18221188

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 33044760

約数和(自身を除く): 14823572

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 1409, 2818, 3233, 5636, 6466, 12932, 74677, 85949, 149354, 171898, 298708, 343796, 4555297, 9110594, 18221188]

約数ペア:

[(1, 18221188), (2, 9110594), (4, 4555297), (53, 343796), (61, 298708), (106, 171898), (122, 149354), (212, 85949), (244, 74677), (1409, 12932), (2818, 6466), (3233, 5636)]