19714490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 37028880

約数和(自身を除く): 17314390

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 433, 785, 866, 1570, 2165, 4330, 4553, 9106, 12557, 22765, 25114, 45530, 62785, 67981, 125570, 135962, 339905, 679810, 1971449, 3942898, 9857245, 19714490]

約数ペア:

[(1, 19714490), (2, 9857245), (5, 3942898), (10, 1971449), (29, 679810), (58, 339905), (145, 135962), (157, 125570), (290, 67981), (314, 62785), (433, 45530), (785, 25114), (866, 22765), (1570, 12557), (2165, 9106), (4330, 4553)]