20211059164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1631503}}^1$

素因数の和:1631689

約数の個数: 24

約数和(自身を含む): 37459331840

約数和(自身を除く): 17248272676

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 3097, 6194, 12388, 1631503, 3263006, 6526012, 30998557, 61997114, 123994228, 265934989, 531869978, 1063739956, 5052764791, 10105529582, 20211059164]

約数ペア:

[(1, 20211059164), (2, 10105529582), (4, 5052764791), (19, 1063739956), (38, 531869978), (76, 265934989), (163, 123994228), (326, 61997114), (652, 30998557), (3097, 6526012), (6194, 3263006), (12388, 1631503)]