18965248

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 36

約数和(自身を含む): 39514608

約数和(自身を除く): 20549360

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3221, 5888, 6442, 12884, 25768, 51536, 74083, 103072, 148166, 206144, 296332, 412288, 592664, 824576, 1185328, 2370656, 4741312, 9482624, 18965248]

約数ペア:

[(1, 18965248), (2, 9482624), (4, 4741312), (8, 2370656), (16, 1185328), (23, 824576), (32, 592664), (46, 412288), (64, 296332), (92, 206144), (128, 148166), (184, 103072), (256, 74083), (368, 51536), (736, 25768), (1472, 12884), (2944, 6442), (3221, 5888)]