201664716620

素因数分解:

$2^2\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{4776521}}^1$

素因数の和:4778641

約数の個数: 24

約数和(自身を含む): 423696607488

約数和(自身を除く): 222031890868

約数列:

[1, 2, 4, 5, 10, 20, 2111, 4222, 8444, 10555, 21110, 42220, 4776521, 9553042, 19106084, 23882605, 47765210, 95530420, 10083235831, 20166471662, 40332943324, 50416179155, 100832358310, 201664716620]

約数ペア:

[(1, 201664716620), (2, 100832358310), (4, 50416179155), (5, 40332943324), (10, 20166471662), (20, 10083235831), (2111, 95530420), (4222, 47765210), (8444, 23882605), (10555, 19106084), (21110, 9553042), (42220, 4776521)]