19597788

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8641}}^1$

素因数の和:8664

約数の個数: 60

約数和(自身を含む): 58558192

約数和(自身を除く): 38960404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 8641, 17282, 25923, 34564, 51846, 60487, 77769, 103692, 120974, 155538, 181461, 233307, 241948, 311076, 362922, 466614, 544383, 699921, 725844, 933228, 1088766, 1399842, 1633149, 2177532, 2799684, 3266298, 4899447, 6532596, 9798894, 19597788]

約数ペア:

[(1, 19597788), (2, 9798894), (3, 6532596), (4, 4899447), (6, 3266298), (7, 2799684), (9, 2177532), (12, 1633149), (14, 1399842), (18, 1088766), (21, 933228), (27, 725844), (28, 699921), (36, 544383), (42, 466614), (54, 362922), (63, 311076), (81, 241948), (84, 233307), (108, 181461), (126, 155538), (162, 120974), (189, 103692), (252, 77769), (324, 60487), (378, 51846), (567, 34564), (756, 25923), (1134, 17282), (2268, 8641)]