2021426416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:614

約数の個数: 80

約数和(自身を含む): 4191517440

約数和(自身を除く): 2170091024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 193, 262, 263, 304, 386, 524, 526, 772, 1048, 1052, 1544, 2096, 2104, 2489, 3088, 3667, 4208, 4978, 4997, 7334, 9956, 9994, 14668, 19912, 19988, 25283, 29336, 34453, 39824, 39976, 50566, 50759, 58672, 68906, 79952, 101132, 101518, 137812, 202264, 203036, 275624, 404528, 406072, 480377, 551248, 654607, 812144, 960754, 964421, 1309214, 1921508, 1928842, 2618428, 3843016, 3857684, 5236856, 6649429, 7686032, 7715368, 10473712, 13298858, 15430736, 26597716, 53195432, 106390864, 126339151, 252678302, 505356604, 1010713208, 2021426416]

約数ペア:

[(1, 2021426416), (2, 1010713208), (4, 505356604), (8, 252678302), (16, 126339151), (19, 106390864), (38, 53195432), (76, 26597716), (131, 15430736), (152, 13298858), (193, 10473712), (262, 7715368), (263, 7686032), (304, 6649429), (386, 5236856), (524, 3857684), (526, 3843016), (772, 2618428), (1048, 1928842), (1052, 1921508), (1544, 1309214), (2096, 964421), (2104, 960754), (2489, 812144), (3088, 654607), (3667, 551248), (4208, 480377), (4978, 406072), (4997, 404528), (7334, 275624), (9956, 203036), (9994, 202264), (14668, 137812), (19912, 101518), (19988, 101132), (25283, 79952), (29336, 68906), (34453, 58672), (39824, 50759), (39976, 50566)]