18788550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 51960960

約数和(自身を除く): 33172410

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 59, 66, 75, 110, 118, 150, 165, 177, 193, 275, 295, 330, 354, 386, 550, 579, 590, 649, 825, 885, 965, 1158, 1298, 1475, 1650, 1770, 1930, 1947, 2123, 2895, 2950, 3245, 3894, 4246, 4425, 4825, 5790, 6369, 6490, 8850, 9650, 9735, 10615, 11387, 12738, 14475, 16225, 19470, 21230, 22774, 28950, 31845, 32450, 34161, 48675, 53075, 56935, 63690, 68322, 97350, 106150, 113870, 125257, 159225, 170805, 250514, 284675, 318450, 341610, 375771, 569350, 626285, 751542, 854025, 1252570, 1708050, 1878855, 3131425, 3757710, 6262850, 9394275, 18788550]

約数ペア:

[(1, 18788550), (2, 9394275), (3, 6262850), (5, 3757710), (6, 3131425), (10, 1878855), (11, 1708050), (15, 1252570), (22, 854025), (25, 751542), (30, 626285), (33, 569350), (50, 375771), (55, 341610), (59, 318450), (66, 284675), (75, 250514), (110, 170805), (118, 159225), (150, 125257), (165, 113870), (177, 106150), (193, 97350), (275, 68322), (295, 63690), (330, 56935), (354, 53075), (386, 48675), (550, 34161), (579, 32450), (590, 31845), (649, 28950), (825, 22774), (885, 21230), (965, 19470), (1158, 16225), (1298, 14475), (1475, 12738), (1650, 11387), (1770, 10615), (1930, 9735), (1947, 9650), (2123, 8850), (2895, 6490), (2950, 6369), (3245, 5790), (3894, 4825), (4246, 4425)]