20155053555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1640623}}^1$

素因数の和:1640657

約数の個数: 64

約数和(自身を含む): 44099973120

約数和(自身を除く): 23944919565

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 819, 945, 1365, 1755, 2457, 4095, 12285, 1640623, 4921869, 8203115, 11484361, 14765607, 21328099, 24609345, 34453083, 44296821, 57421805, 63984297, 73828035, 103359249, 106640495, 149296693, 172265415, 191952891, 221484105, 310077747, 319921485, 447890079, 516796245, 575858673, 746483465, 959764455, 1343670237, 1550388735, 2239450395, 2879293365, 4031010711, 6718351185, 20155053555]

約数ペア:

[(1, 20155053555), (3, 6718351185), (5, 4031010711), (7, 2879293365), (9, 2239450395), (13, 1550388735), (15, 1343670237), (21, 959764455), (27, 746483465), (35, 575858673), (39, 516796245), (45, 447890079), (63, 319921485), (65, 310077747), (91, 221484105), (105, 191952891), (117, 172265415), (135, 149296693), (189, 106640495), (195, 103359249), (273, 73828035), (315, 63984297), (351, 57421805), (455, 44296821), (585, 34453083), (819, 24609345), (945, 21328099), (1365, 14765607), (1755, 11484361), (2457, 8203115), (4095, 4921869), (12285, 1640623)]