19467910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 44250624

約数和(自身を除く): 24782714

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 131, 154, 193, 262, 385, 386, 655, 770, 917, 965, 1310, 1351, 1441, 1834, 1930, 2123, 2702, 2882, 4246, 4585, 6755, 7205, 9170, 10087, 10615, 13510, 14410, 14861, 20174, 21230, 25283, 29722, 50435, 50566, 74305, 100870, 126415, 148610, 176981, 252830, 278113, 353962, 556226, 884905, 1390565, 1769810, 1946791, 2781130, 3893582, 9733955, 19467910]

約数ペア:

[(1, 19467910), (2, 9733955), (5, 3893582), (7, 2781130), (10, 1946791), (11, 1769810), (14, 1390565), (22, 884905), (35, 556226), (55, 353962), (70, 278113), (77, 252830), (110, 176981), (131, 148610), (154, 126415), (193, 100870), (262, 74305), (385, 50566), (386, 50435), (655, 29722), (770, 25283), (917, 21230), (965, 20174), (1310, 14861), (1351, 14410), (1441, 13510), (1834, 10615), (1930, 10087), (2123, 9170), (2702, 7205), (2882, 6755), (4246, 4585)]