20172796

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{991}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 40441856

約数和(自身を除く): 20269060

約数列:

[1, 2, 4, 7, 14, 28, 727, 991, 1454, 1982, 2908, 3964, 5089, 6937, 10178, 13874, 20356, 27748, 720457, 1440914, 2881828, 5043199, 10086398, 20172796]

約数ペア:

[(1, 20172796), (2, 10086398), (4, 5043199), (7, 2881828), (14, 1440914), (28, 720457), (727, 27748), (991, 20356), (1454, 13874), (1982, 10178), (2908, 6937), (3964, 5089)]