1978222

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:803

約数の個数: 16

約数和(自身を含む): 3184272

約数和(自身を除く): 1206050

約数列:

[1, 2, 17, 34, 83, 166, 701, 1402, 1411, 2822, 11917, 23834, 58183, 116366, 989111, 1978222]

約数ペア:

[(1, 1978222), (2, 989111), (17, 116366), (34, 58183), (83, 23834), (166, 11917), (701, 2822), (1402, 1411)]