18313744

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10501}}^1$

素因数の和:10618

約数の個数: 20

約数和(自身を含む): 35811820

約数和(自身を除く): 17498076

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10501, 21002, 42004, 84008, 168016, 1144609, 2289218, 4578436, 9156872, 18313744]

約数ペア:

[(1, 18313744), (2, 9156872), (4, 4578436), (8, 2289218), (16, 1144609), (109, 168016), (218, 84008), (436, 42004), (872, 21002), (1744, 10501)]