20269561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 23184000

約数和(自身を除く): 2914439

約数列:

[1, 13, 19, 137, 247, 599, 1781, 2603, 7787, 11381, 33839, 82063, 147953, 1066819, 1559197, 20269561]

約数ペア:

[(1, 20269561), (13, 1559197), (19, 1066819), (137, 147953), (247, 82063), (599, 33839), (1781, 11381), (2603, 7787)]