20001497745

素因数分解:

$3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1\times {\mathrm{9157}}^1$

素因数の和:10041

約数の個数: 32

約数和(自身を含む): 32198648832

約数和(自身を除く): 12197151087

約数列:

[1, 3, 5, 15, 223, 653, 669, 1115, 1959, 3265, 3345, 9157, 9795, 27471, 45785, 137355, 145619, 436857, 728095, 2042011, 2184285, 5979521, 6126033, 10210055, 17938563, 29897605, 30630165, 89692815, 1333433183, 4000299549, 6667165915, 20001497745]

約数ペア:

[(1, 20001497745), (3, 6667165915), (5, 4000299549), (15, 1333433183), (223, 89692815), (653, 30630165), (669, 29897605), (1115, 17938563), (1959, 10210055), (3265, 6126033), (3345, 5979521), (9157, 2184285), (9795, 2042011), (27471, 728095), (45785, 436857), (137355, 145619)]