1965235816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 3981312000

約数和(自身を除く): 2016076184

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 239, 376, 478, 893, 956, 1151, 1786, 1912, 2302, 3572, 4541, 4604, 7144, 9082, 9208, 11233, 18164, 21869, 22466, 36328, 43738, 44932, 54097, 87476, 89864, 108194, 174952, 213427, 216388, 275089, 426854, 432776, 550178, 853708, 1027843, 1100356, 1707416, 2055686, 2200712, 4111372, 5226691, 8222744, 10453382, 12929183, 20906764, 25858366, 41813528, 51716732, 103433464, 245654477, 491308954, 982617908, 1965235816]

約数ペア:

[(1, 1965235816), (2, 982617908), (4, 491308954), (8, 245654477), (19, 103433464), (38, 51716732), (47, 41813528), (76, 25858366), (94, 20906764), (152, 12929183), (188, 10453382), (239, 8222744), (376, 5226691), (478, 4111372), (893, 2200712), (956, 2055686), (1151, 1707416), (1786, 1100356), (1912, 1027843), (2302, 853708), (3572, 550178), (4541, 432776), (4604, 426854), (7144, 275089), (9082, 216388), (9208, 213427), (11233, 174952), (18164, 108194), (21869, 89864), (22466, 87476), (36328, 54097), (43738, 44932)]