20733596

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{30671}}^1$

素因数の和:30701

約数の個数: 18

約数和(自身を含む): 39290832

約数和(自身を除く): 18557236

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 30671, 61342, 122684, 398723, 797446, 1594892, 5183399, 10366798, 20733596]

約数ペア:

[(1, 20733596), (2, 10366798), (4, 5183399), (13, 1594892), (26, 797446), (52, 398723), (169, 122684), (338, 61342), (676, 30671)]