20033638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1289}}^1$

素因数の和:1719

約数の個数: 16

約数和(自身を含む): 31734000

約数和(自身を除く): 11700362

約数列:

[1, 2, 19, 38, 409, 818, 1289, 2578, 7771, 15542, 24491, 48982, 527201, 1054402, 10016819, 20033638]

約数ペア:

[(1, 20033638), (2, 10016819), (19, 1054402), (38, 527201), (409, 48982), (818, 24491), (1289, 15542), (2578, 7771)]