20174561937

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1\times {\mathrm{1051}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 30118490688

約数和(自身を除く): 9943928751

約数列:

[1, 3, 9, 43, 129, 193, 257, 387, 579, 771, 1051, 1737, 2313, 3153, 8299, 9459, 11051, 24897, 33153, 45193, 49601, 74691, 99459, 135579, 148803, 202843, 270107, 406737, 446409, 608529, 810321, 1825587, 2132843, 2430963, 6398529, 8722249, 11614601, 19195587, 26166747, 34843803, 52130651, 78500241, 104531409, 156391953, 469175859, 2241617993, 6724853979, 20174561937]

約数ペア:

[(1, 20174561937), (3, 6724853979), (9, 2241617993), (43, 469175859), (129, 156391953), (193, 104531409), (257, 78500241), (387, 52130651), (579, 34843803), (771, 26166747), (1051, 19195587), (1737, 11614601), (2313, 8722249), (3153, 6398529), (8299, 2430963), (9459, 2132843), (11051, 1825587), (24897, 810321), (33153, 608529), (45193, 446409), (49601, 406737), (74691, 270107), (99459, 202843), (135579, 148803)]