20220278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21019}}^1$

素因数の和:21071

約数の個数: 16

約数和(自身を含む): 33547920

約数和(自身を除く): 13327642

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 21019, 42038, 273247, 546494, 777703, 1555406, 10110139, 20220278]

約数ペア:

[(1, 20220278), (2, 10110139), (13, 1555406), (26, 777703), (37, 546494), (74, 273247), (481, 42038), (962, 21019)]