20291206306

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1\times {\mathrm{15443}}^1$

素因数の和:16318

約数の個数: 32

約数和(自身を含む): 35108536320

約数和(自身を除く): 14817330014

約数列:

[1, 2, 7, 14, 127, 254, 739, 889, 1478, 1778, 5173, 10346, 15443, 30886, 93853, 108101, 187706, 216202, 656971, 1313942, 1961261, 3922522, 11412377, 13728827, 22824754, 27457654, 79886639, 159773278, 1449371879, 2898743758, 10145603153, 20291206306]

約数ペア:

[(1, 20291206306), (2, 10145603153), (7, 2898743758), (14, 1449371879), (127, 159773278), (254, 79886639), (739, 27457654), (889, 22824754), (1478, 13728827), (1778, 11412377), (5173, 3922522), (10346, 1961261), (15443, 1313942), (30886, 656971), (93853, 216202), (108101, 187706)]