20753370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20963}}^1$

素因数の和:20987

約数の個数: 48

約数和(自身を含む): 58866912

約数和(自身を除く): 38113542

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20963, 41926, 62889, 104815, 125778, 188667, 209630, 230593, 314445, 377334, 461186, 628890, 691779, 943335, 1152965, 1383558, 1886670, 2075337, 2305930, 3458895, 4150674, 6917790, 10376685, 20753370]

約数ペア:

[(1, 20753370), (2, 10376685), (3, 6917790), (5, 4150674), (6, 3458895), (9, 2305930), (10, 2075337), (11, 1886670), (15, 1383558), (18, 1152965), (22, 943335), (30, 691779), (33, 628890), (45, 461186), (55, 377334), (66, 314445), (90, 230593), (99, 209630), (110, 188667), (165, 125778), (198, 104815), (330, 62889), (495, 41926), (990, 20963)]