20774402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 35610624

約数和(自身を除く): 14836222

約数列:

[1, 2, 11, 22, 31, 62, 83, 166, 341, 367, 682, 734, 913, 1826, 2573, 4037, 5146, 8074, 11377, 22754, 28303, 30461, 56606, 60922, 125147, 250294, 335071, 670142, 944291, 1888582, 10387201, 20774402]

約数ペア:

[(1, 20774402), (2, 10387201), (11, 1888582), (22, 944291), (31, 670142), (62, 335071), (83, 250294), (166, 125147), (341, 60922), (367, 56606), (682, 30461), (734, 28303), (913, 22754), (1826, 11377), (2573, 8074), (4037, 5146)]