20101788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79769}}^1$

素因数の和:79786

約数の個数: 36

約数和(自身を含む): 58072560

約数和(自身を除く): 37970772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 79769, 159538, 239307, 319076, 478614, 558383, 717921, 957228, 1116766, 1435842, 1675149, 2233532, 2871684, 3350298, 5025447, 6700596, 10050894, 20101788]

約数ペア:

[(1, 20101788), (2, 10050894), (3, 6700596), (4, 5025447), (6, 3350298), (7, 2871684), (9, 2233532), (12, 1675149), (14, 1435842), (18, 1116766), (21, 957228), (28, 717921), (36, 558383), (42, 478614), (63, 319076), (84, 239307), (126, 159538), (252, 79769)]