20326515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123191}}^1$

素因数の和:123210

約数の個数: 16

約数和(自身を含む): 35479296

約数和(自身を除く): 15152781

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 123191, 369573, 615955, 1355101, 1847865, 4065303, 6775505, 20326515]

約数ペア:

[(1, 20326515), (3, 6775505), (5, 4065303), (11, 1847865), (15, 1355101), (33, 615955), (55, 369573), (165, 123191)]