18143896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 36450000

約数和(自身を除く): 18306104

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1499, 1513, 2998, 3026, 5996, 6052, 11992, 12104, 25483, 50966, 101932, 133411, 203864, 266822, 533644, 1067288, 2267987, 4535974, 9071948, 18143896]

約数ペア:

[(1, 18143896), (2, 9071948), (4, 4535974), (8, 2267987), (17, 1067288), (34, 533644), (68, 266822), (89, 203864), (136, 133411), (178, 101932), (356, 50966), (712, 25483), (1499, 12104), (1513, 11992), (2998, 6052), (3026, 5996)]