20397672

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{9769}}^1$

素因数の和:9810

約数の個数: 48

約数和(自身を含む): 57154500

約数和(自身を除く): 36756828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 9769, 19538, 29307, 39076, 58614, 78152, 87921, 117228, 175842, 234456, 283301, 351684, 566602, 703368, 849903, 1133204, 1699806, 2266408, 2549709, 3399612, 5099418, 6799224, 10198836, 20397672]

約数ペア:

[(1, 20397672), (2, 10198836), (3, 6799224), (4, 5099418), (6, 3399612), (8, 2549709), (9, 2266408), (12, 1699806), (18, 1133204), (24, 849903), (29, 703368), (36, 566602), (58, 351684), (72, 283301), (87, 234456), (116, 175842), (174, 117228), (232, 87921), (261, 78152), (348, 58614), (522, 39076), (696, 29307), (1044, 19538), (2088, 9769)]