20037843

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4357}}^1$

素因数の和:4443

約数の個数: 24

約数和(自身を含む): 33539168

約数和(自身を除く): 13501325

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4357, 4599, 13071, 30499, 39213, 91497, 274491, 318061, 954183, 2226427, 2862549, 6679281, 20037843]

約数ペア:

[(1, 20037843), (3, 6679281), (7, 2862549), (9, 2226427), (21, 954183), (63, 318061), (73, 274491), (219, 91497), (511, 39213), (657, 30499), (1533, 13071), (4357, 4599)]