18736586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 32126976

約数和(自身を除く): 13390390

約数列:

[1, 2, 11, 22, 31, 62, 83, 166, 331, 341, 662, 682, 913, 1826, 2573, 3641, 5146, 7282, 10261, 20522, 27473, 28303, 54946, 56606, 112871, 225742, 302203, 604406, 851663, 1703326, 9368293, 18736586]

約数ペア:

[(1, 18736586), (2, 9368293), (11, 1703326), (22, 851663), (31, 604406), (62, 302203), (83, 225742), (166, 112871), (331, 56606), (341, 54946), (662, 28303), (682, 27473), (913, 20522), (1826, 10261), (2573, 7282), (3641, 5146)]