18672016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{383}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 39711744

約数和(自身を除く): 21039728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 277, 383, 554, 766, 1108, 1532, 2216, 3047, 3064, 4213, 4432, 6094, 6128, 8426, 12188, 16852, 24376, 33704, 48752, 67408, 106091, 212182, 424364, 848728, 1167001, 1697456, 2334002, 4668004, 9336008, 18672016]

約数ペア:

[(1, 18672016), (2, 9336008), (4, 4668004), (8, 2334002), (11, 1697456), (16, 1167001), (22, 848728), (44, 424364), (88, 212182), (176, 106091), (277, 67408), (383, 48752), (554, 33704), (766, 24376), (1108, 16852), (1532, 12188), (2216, 8426), (3047, 6128), (3064, 6094), (4213, 4432)]