19581968

素因数分解:

$2^4\times 7^2\times {\mathrm{24977}}^1$

素因数の和:24999

約数の個数: 30

約数和(自身を含む): 44136126

約数和(自身を除く): 24554158

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 24977, 49954, 99908, 174839, 199816, 349678, 399632, 699356, 1223873, 1398712, 2447746, 2797424, 4895492, 9790984, 19581968]

約数ペア:

[(1, 19581968), (2, 9790984), (4, 4895492), (7, 2797424), (8, 2447746), (14, 1398712), (16, 1223873), (28, 699356), (49, 399632), (56, 349678), (98, 199816), (112, 174839), (196, 99908), (392, 49954), (784, 24977)]