18032751

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 29669640

約数和(自身を除く): 11636889

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 261, 319, 363, 571, 957, 1089, 1713, 2871, 3509, 5139, 6281, 10527, 16559, 18843, 31581, 49677, 56529, 69091, 149031, 182149, 207273, 546447, 621819, 1639341, 2003639, 6010917, 18032751]

約数ペア:

[(1, 18032751), (3, 6010917), (9, 2003639), (11, 1639341), (29, 621819), (33, 546447), (87, 207273), (99, 182149), (121, 149031), (261, 69091), (319, 56529), (363, 49677), (571, 31581), (957, 18843), (1089, 16559), (1713, 10527), (2871, 6281), (3509, 5139)]