17936681660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{154387}}^1$

素因数の和:154590

約数の個数: 48

約数和(自身を含む): 38931713184

約数和(自身を除く): 20995031524

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 157, 185, 314, 370, 628, 740, 785, 1570, 3140, 5809, 11618, 23236, 29045, 58090, 116180, 154387, 308774, 617548, 771935, 1543870, 3087740, 5712319, 11424638, 22849276, 24238759, 28561595, 48477518, 57123190, 96955036, 114246380, 121193795, 242387590, 484775180, 896834083, 1793668166, 3587336332, 4484170415, 8968340830, 17936681660]

約数ペア:

[(1, 17936681660), (2, 8968340830), (4, 4484170415), (5, 3587336332), (10, 1793668166), (20, 896834083), (37, 484775180), (74, 242387590), (148, 121193795), (157, 114246380), (185, 96955036), (314, 57123190), (370, 48477518), (628, 28561595), (740, 24238759), (785, 22849276), (1570, 11424638), (3140, 5712319), (5809, 3087740), (11618, 1543870), (23236, 771935), (29045, 617548), (58090, 308774), (116180, 154387)]