20528595

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4703}}^1$

素因数の和:4811

約数の個数: 24

約数和(自身を含む): 35957376

約数和(自身を除く): 15428781

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1455, 4365, 4703, 14109, 23515, 42327, 70545, 211635, 456191, 1368573, 2280955, 4105719, 6842865, 20528595]

約数ペア:

[(1, 20528595), (3, 6842865), (5, 4105719), (9, 2280955), (15, 1368573), (45, 456191), (97, 211635), (291, 70545), (485, 42327), (873, 23515), (1455, 14109), (4365, 4703)]