18019822185

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1621}}^1$

素因数の和:1823

約数の個数: 96

約数和(自身を含む): 32792947200

約数和(自身を除く): 14773125015

約数列:

[1, 3, 5, 9, 15, 45, 53, 59, 79, 159, 177, 237, 265, 295, 395, 477, 531, 711, 795, 885, 1185, 1621, 2385, 2655, 3127, 3555, 4187, 4661, 4863, 8105, 9381, 12561, 13983, 14589, 15635, 20935, 23305, 24315, 28143, 37683, 41949, 46905, 62805, 69915, 72945, 85913, 95639, 128059, 140715, 188415, 209745, 247033, 257739, 286917, 384177, 429565, 478195, 640295, 741099, 773217, 860751, 1152531, 1235165, 1288695, 1434585, 1920885, 2223297, 3705495, 3866085, 4303755, 5068867, 5762655, 6787127, 7555481, 11116485, 15206601, 20361381, 22666443, 25344335, 33935635, 37777405, 45619803, 61084143, 67999329, 76033005, 101806905, 113332215, 228099015, 305420715, 339996645, 400440493, 1201321479, 2002202465, 3603964437, 6006607395, 18019822185]

約数ペア:

[(1, 18019822185), (3, 6006607395), (5, 3603964437), (9, 2002202465), (15, 1201321479), (45, 400440493), (53, 339996645), (59, 305420715), (79, 228099015), (159, 113332215), (177, 101806905), (237, 76033005), (265, 67999329), (295, 61084143), (395, 45619803), (477, 37777405), (531, 33935635), (711, 25344335), (795, 22666443), (885, 20361381), (1185, 15206601), (1621, 11116485), (2385, 7555481), (2655, 6787127), (3127, 5762655), (3555, 5068867), (4187, 4303755), (4661, 3866085), (4863, 3705495), (8105, 2223297), (9381, 1920885), (12561, 1434585), (13983, 1288695), (14589, 1235165), (15635, 1152531), (20935, 860751), (23305, 773217), (24315, 741099), (28143, 640295), (37683, 478195), (41949, 429565), (46905, 384177), (62805, 286917), (69915, 257739), (72945, 247033), (85913, 209745), (95639, 188415), (128059, 140715)]