18408808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3947}}^1$

素因数の和:4017

約数の個数: 32

約数和(自身を含む): 38374560

約数和(自身を除く): 19965752

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 3947, 4664, 7894, 15788, 31576, 43417, 86834, 173668, 209191, 347336, 418382, 836764, 1673528, 2301101, 4602202, 9204404, 18408808]

約数ペア:

[(1, 18408808), (2, 9204404), (4, 4602202), (8, 2301101), (11, 1673528), (22, 836764), (44, 418382), (53, 347336), (88, 209191), (106, 173668), (212, 86834), (424, 43417), (583, 31576), (1166, 15788), (2332, 7894), (3947, 4664)]