19207144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 42845760

約数和(自身を除く): 23638616

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 37, 44, 68, 74, 88, 136, 148, 187, 296, 347, 374, 407, 629, 694, 748, 814, 1258, 1388, 1496, 1628, 2516, 2776, 3256, 3817, 5032, 5899, 6919, 7634, 11798, 12839, 13838, 15268, 23596, 25678, 27676, 30536, 47192, 51356, 55352, 64889, 102712, 129778, 141229, 218263, 259556, 282458, 436526, 519112, 564916, 873052, 1129832, 1746104, 2400893, 4801786, 9603572, 19207144]

約数ペア:

[(1, 19207144), (2, 9603572), (4, 4801786), (8, 2400893), (11, 1746104), (17, 1129832), (22, 873052), (34, 564916), (37, 519112), (44, 436526), (68, 282458), (74, 259556), (88, 218263), (136, 141229), (148, 129778), (187, 102712), (296, 64889), (347, 55352), (374, 51356), (407, 47192), (629, 30536), (694, 27676), (748, 25678), (814, 23596), (1258, 15268), (1388, 13838), (1496, 12839), (1628, 11798), (2516, 7634), (2776, 6919), (3256, 5899), (3817, 5032)]