1915202510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{398171}}^1$

素因数の和:398228

約数の個数: 32

約数和(自身を含む): 3812895072

約数和(自身を除く): 1897692562

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 398171, 796342, 1990855, 3981710, 5176223, 10352446, 14732327, 25881115, 29464654, 51762230, 73661635, 147323270, 191520251, 383040502, 957601255, 1915202510]

約数ペア:

[(1, 1915202510), (2, 957601255), (5, 383040502), (10, 191520251), (13, 147323270), (26, 73661635), (37, 51762230), (65, 29464654), (74, 25881115), (130, 14732327), (185, 10352446), (370, 5176223), (481, 3981710), (962, 1990855), (2405, 796342), (4810, 398171)]