18240430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 35590464

約数和(自身を除く): 17350034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 727, 965, 1454, 1930, 2509, 3635, 5018, 7270, 9451, 12545, 18902, 25090, 47255, 94510, 140311, 280622, 701555, 1403110, 1824043, 3648086, 9120215, 18240430]

約数ペア:

[(1, 18240430), (2, 9120215), (5, 3648086), (10, 1824043), (13, 1403110), (26, 701555), (65, 280622), (130, 140311), (193, 94510), (386, 47255), (727, 25090), (965, 18902), (1454, 12545), (1930, 9451), (2509, 7270), (3635, 5018)]