18740608

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{3571}}^1$

素因数の和:3626

約数の個数: 32

約数和(自身を含む): 38256120

約数和(自身を除く): 19515512

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 3571, 5248, 7142, 14284, 28568, 57136, 114272, 146411, 228544, 292822, 457088, 585644, 1171288, 2342576, 4685152, 9370304, 18740608]

約数ペア:

[(1, 18740608), (2, 9370304), (4, 4685152), (8, 2342576), (16, 1171288), (32, 585644), (41, 457088), (64, 292822), (82, 228544), (128, 146411), (164, 114272), (328, 57136), (656, 28568), (1312, 14284), (2624, 7142), (3571, 5248)]