31728418

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1871}}^1$

素因数の和:2073

約数の個数: 16

約数和(自身を含む): 48746880

約数和(自身を除く): 17018462

約数列:

[1, 2, 61, 122, 139, 278, 1871, 3742, 8479, 16958, 114131, 228262, 260069, 520138, 15864209, 31728418]

約数ペア:

[(1, 31728418), (2, 15864209), (61, 520138), (122, 260069), (139, 228262), (278, 114131), (1871, 16958), (3742, 8479)]