18939008

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13451}}^1$

素因数の和:13476

約数の個数: 32

約数和(自身を含む): 41163120

約数和(自身を除く): 22224112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 13451, 26902, 53804, 107608, 147961, 215216, 295922, 430432, 591844, 860864, 1183688, 1721728, 2367376, 4734752, 9469504, 18939008]

約数ペア:

[(1, 18939008), (2, 9469504), (4, 4734752), (8, 2367376), (11, 1721728), (16, 1183688), (22, 860864), (32, 591844), (44, 430432), (64, 295922), (88, 215216), (128, 147961), (176, 107608), (352, 53804), (704, 26902), (1408, 13451)]