18473644

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21283}}^1$

素因数の和:21325

約数の個数: 24

約数和(自身を含む): 38140928

約数和(自身を除く): 19667284

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21283, 42566, 85132, 148981, 297962, 595924, 659773, 1319546, 2639092, 4618411, 9236822, 18473644]

約数ペア:

[(1, 18473644), (2, 9236822), (4, 4618411), (7, 2639092), (14, 1319546), (28, 659773), (31, 595924), (62, 297962), (124, 148981), (217, 85132), (434, 42566), (868, 21283)]