1897461478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{620491}}^1$

素因数の和:620643

約数の個数: 16

約数和(自身を含む): 3127279680

約数和(自身を除く): 1229818202

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 620491, 1240982, 6825401, 13650802, 86248249, 172496498, 948730739, 1897461478]

約数ペア:

[(1, 1897461478), (2, 948730739), (11, 172496498), (22, 86248249), (139, 13650802), (278, 6825401), (1529, 1240982), (3058, 620491)]