19389864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 54028800

約数和(自身を除く): 34638936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2143, 2262, 3016, 4286, 4524, 6429, 8572, 9048, 12858, 17144, 25716, 27859, 51432, 55718, 62147, 83577, 111436, 124294, 167154, 186441, 222872, 248588, 334308, 372882, 497176, 668616, 745764, 807911, 1491528, 1615822, 2423733, 3231644, 4847466, 6463288, 9694932, 19389864]

約数ペア:

[(1, 19389864), (2, 9694932), (3, 6463288), (4, 4847466), (6, 3231644), (8, 2423733), (12, 1615822), (13, 1491528), (24, 807911), (26, 745764), (29, 668616), (39, 497176), (52, 372882), (58, 334308), (78, 248588), (87, 222872), (104, 186441), (116, 167154), (156, 124294), (174, 111436), (232, 83577), (312, 62147), (348, 55718), (377, 51432), (696, 27859), (754, 25716), (1131, 17144), (1508, 12858), (2143, 9048), (2262, 8572), (3016, 6429), (4286, 4524)]