16493972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 36

約数和(自身を含む): 32419968

約数和(自身を除く): 15925996

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 223, 446, 451, 892, 902, 1681, 1804, 2453, 3362, 4906, 6724, 9143, 9812, 18286, 18491, 36572, 36982, 73964, 100573, 201146, 374863, 402292, 749726, 1499452, 4123493, 8246986, 16493972]

約数ペア:

[(1, 16493972), (2, 8246986), (4, 4123493), (11, 1499452), (22, 749726), (41, 402292), (44, 374863), (82, 201146), (164, 100573), (223, 73964), (446, 36982), (451, 36572), (892, 18491), (902, 18286), (1681, 9812), (1804, 9143), (2453, 6724), (3362, 4906)]