18205736

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 35721000

約数和(自身を除く): 17515264

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 809, 1618, 2813, 3236, 5626, 6472, 11252, 22504, 23461, 46922, 78473, 93844, 156946, 187688, 313892, 627784, 2275717, 4551434, 9102868, 18205736]

約数ペア:

[(1, 18205736), (2, 9102868), (4, 4551434), (8, 2275717), (29, 627784), (58, 313892), (97, 187688), (116, 156946), (194, 93844), (232, 78473), (388, 46922), (776, 23461), (809, 22504), (1618, 11252), (2813, 6472), (3236, 5626)]