2040694

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 16

約数和(自身を含む): 3191760

約数和(自身を除く): 1151066

約数列:

[1, 2, 43, 61, 86, 122, 389, 778, 2623, 5246, 16727, 23729, 33454, 47458, 1020347, 2040694]

約数ペア:

[(1, 2040694), (2, 1020347), (43, 47458), (61, 33454), (86, 23729), (122, 16727), (389, 5246), (778, 2623)]