18271484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5393}}^1$

素因数の和:5426

約数の個数: 36

約数和(自身を含む): 40174512

約数和(自身を除く): 21903028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5393, 10786, 21572, 37751, 59323, 75502, 118646, 151004, 237292, 415261, 652553, 830522, 1305106, 1661044, 2610212, 4567871, 9135742, 18271484]

約数ペア:

[(1, 18271484), (2, 9135742), (4, 4567871), (7, 2610212), (11, 1661044), (14, 1305106), (22, 830522), (28, 652553), (44, 415261), (77, 237292), (121, 151004), (154, 118646), (242, 75502), (308, 59323), (484, 37751), (847, 21572), (1694, 10786), (3388, 5393)]