20939172

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102643}}^1$

素因数の和:102667

約数の個数: 24

約数和(自身を含む): 51732576

約数和(自身を除く): 30793404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102643, 205286, 307929, 410572, 615858, 1231716, 1744931, 3489862, 5234793, 6979724, 10469586, 20939172]

約数ペア:

[(1, 20939172), (2, 10469586), (3, 6979724), (4, 5234793), (6, 3489862), (12, 1744931), (17, 1231716), (34, 615858), (51, 410572), (68, 307929), (102, 205286), (204, 102643)]