19520559136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{10159}}^1$

素因数の和:10362

約数の個数: 96

約数和(自身を含む): 43013376000

約数和(自身を除く): 23492816864

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 149, 208, 248, 298, 403, 416, 496, 596, 806, 992, 1192, 1612, 1937, 2384, 3224, 3874, 4619, 4768, 6448, 7748, 9238, 10159, 12896, 15496, 18476, 20318, 30992, 36952, 40636, 60047, 61984, 73904, 81272, 120094, 132067, 147808, 162544, 240188, 264134, 314929, 325088, 480376, 528268, 629858, 960752, 1056536, 1259716, 1513691, 1921504, 2113072, 2519432, 3027382, 4094077, 4226144, 5038864, 6054764, 8188154, 10077728, 12109528, 16376308, 19677983, 24219056, 32752616, 39355966, 46924421, 48438112, 65505232, 78711932, 93848842, 131010464, 157423864, 187697684, 314847728, 375395368, 610017473, 629695456, 750790736, 1220034946, 1501581472, 2440069892, 4880139784, 9760279568, 19520559136]

約数ペア:

[(1, 19520559136), (2, 9760279568), (4, 4880139784), (8, 2440069892), (13, 1501581472), (16, 1220034946), (26, 750790736), (31, 629695456), (32, 610017473), (52, 375395368), (62, 314847728), (104, 187697684), (124, 157423864), (149, 131010464), (208, 93848842), (248, 78711932), (298, 65505232), (403, 48438112), (416, 46924421), (496, 39355966), (596, 32752616), (806, 24219056), (992, 19677983), (1192, 16376308), (1612, 12109528), (1937, 10077728), (2384, 8188154), (3224, 6054764), (3874, 5038864), (4619, 4226144), (4768, 4094077), (6448, 3027382), (7748, 2519432), (9238, 2113072), (10159, 1921504), (12896, 1513691), (15496, 1259716), (18476, 1056536), (20318, 960752), (30992, 629858), (36952, 528268), (40636, 480376), (60047, 325088), (61984, 314929), (73904, 264134), (81272, 240188), (120094, 162544), (132067, 147808)]