20199887410

素因数分解:

$2^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1651667}}^1$

素因数の和:1652897

約数の個数: 16

約数和(自身を含む): 36389549376

約数和(自身を除く): 16189661966

約数列:

[1, 2, 5, 10, 1223, 2446, 6115, 12230, 1651667, 3303334, 8258335, 16516670, 2019988741, 4039977482, 10099943705, 20199887410]

約数ペア:

[(1, 20199887410), (2, 10099943705), (5, 4039977482), (10, 2019988741), (1223, 16516670), (2446, 8258335), (6115, 3303334), (12230, 1651667)]