18404360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35393}}^1$

素因数の和:35417

約数の個数: 32

約数和(自身を含む): 44596440

約数和(自身を除く): 26192080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35393, 70786, 141572, 176965, 283144, 353930, 460109, 707860, 920218, 1415720, 1840436, 2300545, 3680872, 4601090, 9202180, 18404360]

約数ペア:

[(1, 18404360), (2, 9202180), (4, 4601090), (5, 3680872), (8, 2300545), (10, 1840436), (13, 1415720), (20, 920218), (26, 707860), (40, 460109), (52, 353930), (65, 283144), (104, 176965), (130, 141572), (260, 70786), (520, 35393)]