12853988

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4457}}^1$

素因数の和:4571

約数の個数: 24

約数和(自身を含む): 25963392

約数和(自身を除く): 13109404

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 4457, 8914, 17828, 31199, 62398, 124796, 459071, 918142, 1836284, 3213497, 6426994, 12853988]

約数ペア:

[(1, 12853988), (2, 6426994), (4, 3213497), (7, 1836284), (14, 918142), (28, 459071), (103, 124796), (206, 62398), (412, 31199), (721, 17828), (1442, 8914), (2884, 4457)]