18093820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14831}}^1$

素因数の和:14901

約数の個数: 24

約数和(自身を含む): 38622528

約数和(自身を除く): 20528708

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 14831, 29662, 59324, 74155, 148310, 296620, 904691, 1809382, 3618764, 4523455, 9046910, 18093820]

約数ペア:

[(1, 18093820), (2, 9046910), (4, 4523455), (5, 3618764), (10, 1809382), (20, 904691), (61, 296620), (122, 148310), (244, 74155), (305, 59324), (610, 29662), (1220, 14831)]