20509470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2106

約数の個数: 64

約数和(自身を含む): 56197440

約数和(自身を除く): 35687970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 2053, 3330, 4106, 4995, 6159, 9990, 10265, 12318, 18477, 20530, 30795, 36954, 55431, 61590, 75961, 92385, 110862, 151922, 184770, 227883, 277155, 379805, 455766, 554310, 683649, 759610, 1139415, 1367298, 2050947, 2278830, 3418245, 4101894, 6836490, 10254735, 20509470]

約数ペア:

[(1, 20509470), (2, 10254735), (3, 6836490), (5, 4101894), (6, 3418245), (9, 2278830), (10, 2050947), (15, 1367298), (18, 1139415), (27, 759610), (30, 683649), (37, 554310), (45, 455766), (54, 379805), (74, 277155), (90, 227883), (111, 184770), (135, 151922), (185, 110862), (222, 92385), (270, 75961), (333, 61590), (370, 55431), (555, 36954), (666, 30795), (999, 20530), (1110, 18477), (1665, 12318), (1998, 10265), (2053, 9990), (3330, 6159), (4106, 4995)]