20311312

素因数分解:

$2^4\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1201}}^1$

素因数の和:1367

約数の個数: 40

約数和(自身を含む): 45310592

約数和(自身を除く): 24999280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 151, 302, 604, 1057, 1201, 1208, 2114, 2402, 2416, 4228, 4804, 8407, 8456, 9608, 16814, 16912, 19216, 33628, 67256, 134512, 181351, 362702, 725404, 1269457, 1450808, 2538914, 2901616, 5077828, 10155656, 20311312]

約数ペア:

[(1, 20311312), (2, 10155656), (4, 5077828), (7, 2901616), (8, 2538914), (14, 1450808), (16, 1269457), (28, 725404), (56, 362702), (112, 181351), (151, 134512), (302, 67256), (604, 33628), (1057, 19216), (1201, 16912), (1208, 16814), (2114, 9608), (2402, 8456), (2416, 8407), (4228, 4804)]