20391605013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4117021}}^1$

素因数の和:4117164

約数の個数: 16

約数和(自身を含む): 29510813696

約数和(自身を除く): 9119208683

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4953, 4117021, 12351063, 53521273, 160563819, 522861667, 1568585001, 6797201671, 20391605013]

約数ペア:

[(1, 20391605013), (3, 6797201671), (13, 1568585001), (39, 522861667), (127, 160563819), (381, 53521273), (1651, 12351063), (4953, 4117021)]