1388115376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4566169}}^1$

素因数の和:4566196

約数の個数: 20

約数和(自身を含む): 2831025400

約数和(自身を除く): 1442910024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4566169, 9132338, 18264676, 36529352, 73058704, 86757211, 173514422, 347028844, 694057688, 1388115376]

約数ペア:

[(1, 1388115376), (2, 694057688), (4, 347028844), (8, 173514422), (16, 86757211), (19, 73058704), (38, 36529352), (76, 18264676), (152, 9132338), (304, 4566169)]