201670978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{26669}}^1$

素因数の和:26889

約数の個数: 16

約数和(自身を含む): 320040000

約数和(自身を除く): 118369022

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 26669, 53338, 506711, 1013422, 5307131, 10614262, 100835489, 201670978]

約数ペア:

[(1, 201670978), (2, 100835489), (19, 10614262), (38, 5307131), (199, 1013422), (398, 506711), (3781, 53338), (7562, 26669)]