19679778

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 45818136

約数和(自身を除く): 26138358

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 73, 102, 146, 153, 219, 306, 438, 657, 881, 1241, 1314, 1762, 2482, 2643, 3723, 5286, 7446, 7929, 11169, 14977, 15858, 22338, 29954, 44931, 64313, 89862, 128626, 134793, 192939, 269586, 385878, 578817, 1093321, 1157634, 2186642, 3279963, 6559926, 9839889, 19679778]

約数ペア:

[(1, 19679778), (2, 9839889), (3, 6559926), (6, 3279963), (9, 2186642), (17, 1157634), (18, 1093321), (34, 578817), (51, 385878), (73, 269586), (102, 192939), (146, 134793), (153, 128626), (219, 89862), (306, 64313), (438, 44931), (657, 29954), (881, 22338), (1241, 15858), (1314, 14977), (1762, 11169), (2482, 7929), (2643, 7446), (3723, 5286)]