18807448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{213721}}^1$

素因数の和:213738

約数の個数: 16

約数和(自身を含む): 38469960

約数和(自身を除く): 19662512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 213721, 427442, 854884, 1709768, 2350931, 4701862, 9403724, 18807448]

約数ペア:

[(1, 18807448), (2, 9403724), (4, 4701862), (8, 2350931), (11, 1709768), (22, 854884), (44, 427442), (88, 213721)]