20181805232

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{761}}^1\times {\mathrm{40427}}^1$

素因数の和:41237

約数の個数: 40

約数和(自身を含む): 40109589072

約数和(自身を除く): 19927783840

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 761, 1522, 3044, 6088, 12176, 31201, 40427, 62402, 80854, 124804, 161708, 249608, 323416, 499216, 646832, 1657507, 3315014, 6630028, 13260056, 26520112, 30764947, 61529894, 123059788, 246119576, 492239152, 1261362827, 2522725654, 5045451308, 10090902616, 20181805232]

約数ペア:

[(1, 20181805232), (2, 10090902616), (4, 5045451308), (8, 2522725654), (16, 1261362827), (41, 492239152), (82, 246119576), (164, 123059788), (328, 61529894), (656, 30764947), (761, 26520112), (1522, 13260056), (3044, 6630028), (6088, 3315014), (12176, 1657507), (31201, 646832), (40427, 499216), (62402, 323416), (80854, 249608), (124804, 161708)]