1917679984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{2099}}^1$

素因数の和:2326

約数の個数: 80

約数和(自身を含む): 4218480000

約数和(自身を除く): 2300800016

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 179, 232, 319, 358, 464, 638, 716, 1276, 1432, 1969, 2099, 2552, 2864, 3938, 4198, 5104, 5191, 7876, 8396, 10382, 15752, 16792, 20764, 23089, 31504, 33584, 41528, 46178, 57101, 60871, 83056, 92356, 114202, 121742, 184712, 228404, 243484, 369424, 375721, 456808, 486968, 669581, 751442, 913616, 973936, 1339162, 1502884, 2678324, 3005768, 4132931, 5356648, 6011536, 8265862, 10713296, 10895909, 16531724, 21791818, 33063448, 43583636, 66126896, 87167272, 119854999, 174334544, 239709998, 479419996, 958839992, 1917679984]

約数ペア:

[(1, 1917679984), (2, 958839992), (4, 479419996), (8, 239709998), (11, 174334544), (16, 119854999), (22, 87167272), (29, 66126896), (44, 43583636), (58, 33063448), (88, 21791818), (116, 16531724), (176, 10895909), (179, 10713296), (232, 8265862), (319, 6011536), (358, 5356648), (464, 4132931), (638, 3005768), (716, 2678324), (1276, 1502884), (1432, 1339162), (1969, 973936), (2099, 913616), (2552, 751442), (2864, 669581), (3938, 486968), (4198, 456808), (5104, 375721), (5191, 369424), (7876, 243484), (8396, 228404), (10382, 184712), (15752, 121742), (16792, 114202), (20764, 92356), (23089, 83056), (31504, 60871), (33584, 57101), (41528, 46178)]