18635162

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 38465280

約数和(自身を除く): 19830118

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 34, 38, 91, 119, 133, 182, 221, 238, 247, 266, 317, 323, 442, 494, 634, 646, 1547, 1729, 2219, 2261, 3094, 3458, 4121, 4199, 4438, 4522, 5389, 6023, 8242, 8398, 10778, 12046, 28847, 29393, 37723, 42161, 57694, 58786, 70057, 75446, 78299, 84322, 102391, 140114, 156598, 204782, 490399, 548093, 716737, 980798, 1096186, 1331083, 1433474, 2662166, 9317581, 18635162]

約数ペア:

[(1, 18635162), (2, 9317581), (7, 2662166), (13, 1433474), (14, 1331083), (17, 1096186), (19, 980798), (26, 716737), (34, 548093), (38, 490399), (91, 204782), (119, 156598), (133, 140114), (182, 102391), (221, 84322), (238, 78299), (247, 75446), (266, 70057), (317, 58786), (323, 57694), (442, 42161), (494, 37723), (634, 29393), (646, 28847), (1547, 12046), (1729, 10778), (2219, 8398), (2261, 8242), (3094, 6023), (3458, 5389), (4121, 4522), (4199, 4438)]