11863820

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2111}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 25014528

約数和(自身を除く): 13150708

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2111, 2810, 4222, 5620, 8444, 10555, 21110, 42220, 593191, 1186382, 2372764, 2965955, 5931910, 11863820]

約数ペア:

[(1, 11863820), (2, 5931910), (4, 2965955), (5, 2372764), (10, 1186382), (20, 593191), (281, 42220), (562, 21110), (1124, 10555), (1405, 8444), (2111, 5620), (2810, 4222)]