1720339938

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{861031}}^1$

素因数の和:861079

約数の個数: 32

約数和(自身を含む): 3926305920

約数和(自身を除く): 2205965982

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 861031, 1722062, 2583093, 5166186, 7749279, 15498558, 23247837, 31858147, 46495674, 63716294, 95574441, 191148882, 286723323, 573446646, 860169969, 1720339938]

約数ペア:

[(1, 1720339938), (2, 860169969), (3, 573446646), (6, 286723323), (9, 191148882), (18, 95574441), (27, 63716294), (37, 46495674), (54, 31858147), (74, 23247837), (111, 15498558), (222, 7749279), (333, 5166186), (666, 2583093), (999, 1722062), (1998, 861031)]