18998450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6229}}^1$

素因数の和:6302

約数の個数: 24

約数和(自身を含む): 35922180

約数和(自身を除く): 16923730

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 6229, 12458, 31145, 62290, 155725, 311450, 379969, 759938, 1899845, 3799690, 9499225, 18998450]

約数ペア:

[(1, 18998450), (2, 9499225), (5, 3799690), (10, 1899845), (25, 759938), (50, 379969), (61, 311450), (122, 155725), (305, 62290), (610, 31145), (1525, 12458), (3050, 6229)]