18449820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102499}}^1$

素因数の和:102514

約数の個数: 36

約数和(自身を含む): 55965000

約数和(自身を除く): 37515180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102499, 204998, 307497, 409996, 512495, 614994, 922491, 1024990, 1229988, 1537485, 1844982, 2049980, 3074970, 3689964, 4612455, 6149940, 9224910, 18449820]

約数ペア:

[(1, 18449820), (2, 9224910), (3, 6149940), (4, 4612455), (5, 3689964), (6, 3074970), (9, 2049980), (10, 1844982), (12, 1537485), (15, 1229988), (18, 1024990), (20, 922491), (30, 614994), (36, 512495), (45, 409996), (60, 307497), (90, 204998), (180, 102499)]