20434946

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10501}}^1$

素因数の和:10649

約数の個数: 16

約数和(自身を含む): 35286720

約数和(自身を除く): 14851774

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10501, 21002, 73507, 147014, 1459639, 2919278, 10217473, 20434946]

約数ペア:

[(1, 20434946), (2, 10217473), (7, 2919278), (14, 1459639), (139, 147014), (278, 73507), (973, 21002), (1946, 10501)]