20159320153

素因数分解:

$7^2\times {\mathrm{28309}}^1\times {\mathrm{14533}}^1$

素因数の和:42856

約数の個数: 12

約数和(自身を含む): 23453079780

約数和(自身を除く): 3293759627

約数列:

[1, 7, 49, 14533, 28309, 101731, 198163, 712117, 1387141, 411414697, 2879902879, 20159320153]

約数ペア:

[(1, 20159320153), (7, 2879902879), (49, 411414697), (14533, 1387141), (28309, 712117), (101731, 198163)]