13720394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 23353920

約数和(自身を除く): 9633526

約数列:

[1, 2, 17, 19, 34, 38, 67, 134, 317, 323, 634, 646, 1139, 1273, 2278, 2546, 5389, 6023, 10778, 12046, 21239, 21641, 42478, 43282, 102391, 204782, 361063, 403541, 722126, 807082, 6860197, 13720394]

約数ペア:

[(1, 13720394), (2, 6860197), (17, 807082), (19, 722126), (34, 403541), (38, 361063), (67, 204782), (134, 102391), (317, 43282), (323, 42478), (634, 21641), (646, 21239), (1139, 12046), (1273, 10778), (2278, 6023), (2546, 5389)]