19680226

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 32744448

約数和(自身を除く): 13064222

約数列:

[1, 2, 23, 31, 37, 46, 62, 74, 373, 713, 746, 851, 1147, 1426, 1702, 2294, 8579, 11563, 13801, 17158, 23126, 26381, 27602, 52762, 265949, 317423, 427831, 531898, 634846, 855662, 9840113, 19680226]

約数ペア:

[(1, 19680226), (2, 9840113), (23, 855662), (31, 634846), (37, 531898), (46, 427831), (62, 317423), (74, 265949), (373, 52762), (713, 27602), (746, 26381), (851, 23126), (1147, 17158), (1426, 13801), (1702, 11563), (2294, 8579)]