18163390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{829}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 37529280

約数和(自身を除く): 19365890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 829, 1565, 1658, 2191, 3130, 4145, 4382, 5803, 8290, 10955, 11606, 21910, 29015, 58030, 259477, 518954, 1297385, 1816339, 2594770, 3632678, 9081695, 18163390]

約数ペア:

[(1, 18163390), (2, 9081695), (5, 3632678), (7, 2594770), (10, 1816339), (14, 1297385), (35, 518954), (70, 259477), (313, 58030), (626, 29015), (829, 21910), (1565, 11606), (1658, 10955), (2191, 8290), (3130, 5803), (4145, 4382)]