1947893584

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3271}}^1$

素因数の和:3708

約数の個数: 80

約数和(自身を含む): 4657757440

約数和(自身を除く): 2709863856

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 409, 728, 818, 1456, 1636, 2863, 3271, 3272, 5317, 5726, 6542, 6544, 10634, 11452, 13084, 21268, 22897, 22904, 26168, 37219, 42523, 42536, 45794, 45808, 52336, 74438, 85046, 85072, 91588, 148876, 170092, 183176, 297661, 297752, 340184, 366352, 595322, 595504, 680368, 1190644, 1337839, 2381288, 2675678, 4762576, 5351356, 9364873, 10702712, 17391907, 18729746, 21405424, 34783814, 37459492, 69567628, 74918984, 121743349, 139135256, 149837968, 243486698, 278270512, 486973396, 973946792, 1947893584]

約数ペア:

[(1, 1947893584), (2, 973946792), (4, 486973396), (7, 278270512), (8, 243486698), (13, 149837968), (14, 139135256), (16, 121743349), (26, 74918984), (28, 69567628), (52, 37459492), (56, 34783814), (91, 21405424), (104, 18729746), (112, 17391907), (182, 10702712), (208, 9364873), (364, 5351356), (409, 4762576), (728, 2675678), (818, 2381288), (1456, 1337839), (1636, 1190644), (2863, 680368), (3271, 595504), (3272, 595322), (5317, 366352), (5726, 340184), (6542, 297752), (6544, 297661), (10634, 183176), (11452, 170092), (13084, 148876), (21268, 91588), (22897, 85072), (22904, 85046), (26168, 74438), (37219, 52336), (42523, 45808), (42536, 45794)]