2019419408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1672

約数の個数: 80

約数和(自身を含む): 4290648000

約数和(自身を除く): 2271228592

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 157, 232, 304, 314, 464, 551, 628, 1102, 1256, 1459, 2204, 2512, 2918, 2983, 4408, 4553, 5836, 5966, 8816, 9106, 11672, 11932, 18212, 23344, 23864, 27721, 36424, 42311, 47728, 55442, 72848, 84622, 86507, 110884, 169244, 173014, 221768, 229063, 338488, 346028, 443536, 458126, 676976, 692056, 803909, 916252, 1384112, 1607818, 1832504, 3215636, 3665008, 4352197, 6431272, 6642827, 8704394, 12862544, 13285654, 17408788, 26571308, 34817576, 53142616, 69635152, 106285232, 126213713, 252427426, 504854852, 1009709704, 2019419408]

約数ペア:

[(1, 2019419408), (2, 1009709704), (4, 504854852), (8, 252427426), (16, 126213713), (19, 106285232), (29, 69635152), (38, 53142616), (58, 34817576), (76, 26571308), (116, 17408788), (152, 13285654), (157, 12862544), (232, 8704394), (304, 6642827), (314, 6431272), (464, 4352197), (551, 3665008), (628, 3215636), (1102, 1832504), (1256, 1607818), (1459, 1384112), (2204, 916252), (2512, 803909), (2918, 692056), (2983, 676976), (4408, 458126), (4553, 443536), (5836, 346028), (5966, 338488), (8816, 229063), (9106, 221768), (11672, 173014), (11932, 169244), (18212, 110884), (23344, 86507), (23864, 84622), (27721, 72848), (36424, 55442), (42311, 47728)]