16989868

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5099}}^1$

素因数の和:5134

約数の個数: 36

約数和(自身を含む): 36628200

約数和(自身を除く): 19638332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 5099, 10198, 20396, 35693, 71386, 86683, 142772, 173366, 249851, 346732, 499702, 606781, 999404, 1213562, 2427124, 4247467, 8494934, 16989868]

約数ペア:

[(1, 16989868), (2, 8494934), (4, 4247467), (7, 2427124), (14, 1213562), (17, 999404), (28, 606781), (34, 499702), (49, 346732), (68, 249851), (98, 173366), (119, 142772), (196, 86683), (238, 71386), (476, 35693), (833, 20396), (1666, 10198), (3332, 5099)]