2019948548

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{368873}}^1$

素因数の和:368951

約数の個数: 18

約数和(自身を含む): 3633040026

約数和(自身を除く): 1613091478

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 5476, 368873, 737746, 1475492, 13648301, 27296602, 54593204, 504987137, 1009974274, 2019948548]

約数ペア:

[(1, 2019948548), (2, 1009974274), (4, 504987137), (37, 54593204), (74, 27296602), (148, 13648301), (1369, 1475492), (2738, 737746), (5476, 368873)]