20788066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19501}}^1$

素因数の和:19557

約数の個数: 16

約数和(自身を含む): 34401528

約数和(自身を除く): 13613462

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19501, 39002, 253513, 507026, 799541, 1599082, 10394033, 20788066]

約数ペア:

[(1, 20788066), (2, 10394033), (13, 1599082), (26, 799541), (41, 507026), (82, 253513), (533, 39002), (1066, 19501)]