20565202

素因数分解:

$2^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1402

約数の個数: 24

約数和(自身を含む): 36121356

約数和(自身を除く): 15556154

約数列:

[1, 2, 7, 14, 49, 98, 173, 346, 1211, 1213, 2422, 2426, 8477, 8491, 16954, 16982, 59437, 118874, 209849, 419698, 1468943, 2937886, 10282601, 20565202]

約数ペア:

[(1, 20565202), (2, 10282601), (7, 2937886), (14, 1468943), (49, 419698), (98, 209849), (173, 118874), (346, 59437), (1211, 16982), (1213, 16954), (2422, 8491), (2426, 8477)]