20097718245

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1230347}}^1$

素因数の和:1230383

約数の個数: 48

約数和(自身を含む): 39272708160

約数和(自身を除く): 19174989915

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 121, 135, 165, 297, 363, 495, 605, 1089, 1485, 1815, 3267, 5445, 16335, 1230347, 3691041, 6151735, 11073123, 13533817, 18455205, 33219369, 40601451, 55365615, 67669085, 121804353, 148871987, 166096845, 203007255, 365413059, 446615961, 609021765, 744359935, 1339847883, 1827065295, 2233079805, 4019543649, 6699239415, 20097718245]

約数ペア:

[(1, 20097718245), (3, 6699239415), (5, 4019543649), (9, 2233079805), (11, 1827065295), (15, 1339847883), (27, 744359935), (33, 609021765), (45, 446615961), (55, 365413059), (99, 203007255), (121, 166096845), (135, 148871987), (165, 121804353), (297, 67669085), (363, 55365615), (495, 40601451), (605, 33219369), (1089, 18455205), (1485, 13533817), (1815, 11073123), (3267, 6151735), (5445, 3691041), (16335, 1230347)]