1916156740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{16493}}^1$

素因数の和:16696

約数の個数: 48

約数和(自身を含む): 4159258992

約数和(自身を除く): 2243102252

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 157, 185, 314, 370, 628, 740, 785, 1570, 3140, 5809, 11618, 16493, 23236, 29045, 32986, 58090, 65972, 82465, 116180, 164930, 329860, 610241, 1220482, 2440964, 2589401, 3051205, 5178802, 6102410, 10357604, 12204820, 12947005, 25894010, 51788020, 95807837, 191615674, 383231348, 479039185, 958078370, 1916156740]

約数ペア:

[(1, 1916156740), (2, 958078370), (4, 479039185), (5, 383231348), (10, 191615674), (20, 95807837), (37, 51788020), (74, 25894010), (148, 12947005), (157, 12204820), (185, 10357604), (314, 6102410), (370, 5178802), (628, 3051205), (740, 2589401), (785, 2440964), (1570, 1220482), (3140, 610241), (5809, 329860), (11618, 164930), (16493, 116180), (23236, 82465), (29045, 65972), (32986, 58090)]