19884111

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17581}}^1$

素因数の和:17626

約数の個数: 16

約数和(自身を含む): 29537760

約数和(自身を除く): 9653649

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17581, 52743, 228553, 509849, 685659, 1529547, 6628037, 19884111]

約数ペア:

[(1, 19884111), (3, 6628037), (13, 1529547), (29, 685659), (39, 509849), (87, 228553), (377, 52743), (1131, 17581)]