20543733

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 35283200

約数和(自身を除く): 14739467

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1489, 1533, 1971, 4467, 4599, 10423, 13401, 13797, 31269, 40203, 93807, 108697, 281421, 326091, 760879, 978273, 2282637, 2934819, 6847911, 20543733]

約数ペア:

[(1, 20543733), (3, 6847911), (7, 2934819), (9, 2282637), (21, 978273), (27, 760879), (63, 326091), (73, 281421), (189, 108697), (219, 93807), (511, 40203), (657, 31269), (1489, 13797), (1533, 13401), (1971, 10423), (4467, 4599)]