20097675255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{9341}}^1$

素因数の和:10048

約数の個数: 64

約数和(自身を含む): 37996978176

約数和(自身を除く): 17899302921

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 661, 1085, 1983, 3255, 3305, 4627, 9341, 9915, 13881, 20491, 23135, 28023, 46705, 61473, 65387, 69405, 102455, 140115, 143437, 196161, 289571, 307365, 326935, 430311, 717185, 868713, 980805, 1447855, 2026997, 2151555, 4343565, 6080991, 6174401, 10134985, 18523203, 30404955, 30872005, 43220807, 92616015, 129662421, 191406431, 216104035, 574219293, 648312105, 957032155, 1339845017, 2871096465, 4019535051, 6699225085, 20097675255]

約数ペア:

[(1, 20097675255), (3, 6699225085), (5, 4019535051), (7, 2871096465), (15, 1339845017), (21, 957032155), (31, 648312105), (35, 574219293), (93, 216104035), (105, 191406431), (155, 129662421), (217, 92616015), (465, 43220807), (651, 30872005), (661, 30404955), (1085, 18523203), (1983, 10134985), (3255, 6174401), (3305, 6080991), (4627, 4343565), (9341, 2151555), (9915, 2026997), (13881, 1447855), (20491, 980805), (23135, 868713), (28023, 717185), (46705, 430311), (61473, 326935), (65387, 307365), (69405, 289571), (102455, 196161), (140115, 143437)]