20186061616

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{25453}}^1$

素因数の和:25638

約数の個数: 80

約数和(自身を含む): 45778917184

約数和(自身を除く): 25592855568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 97, 112, 146, 194, 292, 388, 511, 584, 679, 776, 1022, 1168, 1358, 1552, 2044, 2716, 4088, 5432, 7081, 8176, 10864, 14162, 25453, 28324, 49567, 50906, 56648, 99134, 101812, 113296, 178171, 198268, 203624, 356342, 396536, 407248, 712684, 793072, 1425368, 1858069, 2468941, 2850736, 3716138, 4937882, 7432276, 9875764, 13006483, 14864552, 17282587, 19751528, 26012966, 29729104, 34565174, 39503056, 52025932, 69130348, 104051864, 138260696, 180232693, 208103728, 276521392, 360465386, 720930772, 1261628851, 1441861544, 2523257702, 2883723088, 5046515404, 10093030808, 20186061616]

約数ペア:

[(1, 20186061616), (2, 10093030808), (4, 5046515404), (7, 2883723088), (8, 2523257702), (14, 1441861544), (16, 1261628851), (28, 720930772), (56, 360465386), (73, 276521392), (97, 208103728), (112, 180232693), (146, 138260696), (194, 104051864), (292, 69130348), (388, 52025932), (511, 39503056), (584, 34565174), (679, 29729104), (776, 26012966), (1022, 19751528), (1168, 17282587), (1358, 14864552), (1552, 13006483), (2044, 9875764), (2716, 7432276), (4088, 4937882), (5432, 3716138), (7081, 2850736), (8176, 2468941), (10864, 1858069), (14162, 1425368), (25453, 793072), (28324, 712684), (49567, 407248), (50906, 396536), (56648, 356342), (99134, 203624), (101812, 198268), (113296, 178171)]