18668360

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5623}}^1$

素因数の和:5717

約数の個数: 32

約数和(自身を含む): 42517440

約数和(自身を除く): 23849080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5623, 11246, 22492, 28115, 44984, 56230, 112460, 224920, 466709, 933418, 1866836, 2333545, 3733672, 4667090, 9334180, 18668360]

約数ペア:

[(1, 18668360), (2, 9334180), (4, 4667090), (5, 3733672), (8, 2333545), (10, 1866836), (20, 933418), (40, 466709), (83, 224920), (166, 112460), (332, 56230), (415, 44984), (664, 28115), (830, 22492), (1660, 11246), (3320, 5623)]