20123077641

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1\times {\mathrm{2267}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 27946477440

約数和(自身を除く): 7823399799

約数列:

[1, 3, 29, 87, 257, 397, 771, 1191, 2267, 6801, 7453, 11513, 22359, 34539, 65743, 102029, 197229, 306087, 582619, 899999, 1747857, 2699997, 2958841, 8876523, 16895951, 26099971, 50687853, 78299913, 231299743, 693899229, 6707692547, 20123077641]

約数ペア:

[(1, 20123077641), (3, 6707692547), (29, 693899229), (87, 231299743), (257, 78299913), (397, 50687853), (771, 26099971), (1191, 16895951), (2267, 8876523), (6801, 2958841), (7453, 2699997), (11513, 1747857), (22359, 899999), (34539, 582619), (65743, 306087), (102029, 197229)]