19706490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{24329}}^1$

素因数の和:24348

約数の個数: 40

約数和(自身を含む): 52990740

約数和(自身を除く): 33284250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 24329, 48658, 72987, 121645, 145974, 218961, 243290, 364935, 437922, 656883, 729870, 1094805, 1313766, 1970649, 2189610, 3284415, 3941298, 6568830, 9853245, 19706490]

約数ペア:

[(1, 19706490), (2, 9853245), (3, 6568830), (5, 3941298), (6, 3284415), (9, 2189610), (10, 1970649), (15, 1313766), (18, 1094805), (27, 729870), (30, 656883), (45, 437922), (54, 364935), (81, 243290), (90, 218961), (135, 145974), (162, 121645), (270, 72987), (405, 48658), (810, 24329)]