18404650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 37810080

約数和(自身を除く): 19405430

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 307, 545, 550, 614, 1090, 1199, 1535, 2398, 2725, 3070, 3377, 5450, 5995, 6754, 7675, 11990, 15350, 16885, 29975, 33463, 33770, 59950, 66926, 84425, 167315, 168850, 334630, 368093, 736186, 836575, 1673150, 1840465, 3680930, 9202325, 18404650]

約数ペア:

[(1, 18404650), (2, 9202325), (5, 3680930), (10, 1840465), (11, 1673150), (22, 836575), (25, 736186), (50, 368093), (55, 334630), (109, 168850), (110, 167315), (218, 84425), (275, 66926), (307, 59950), (545, 33770), (550, 33463), (614, 29975), (1090, 16885), (1199, 15350), (1535, 11990), (2398, 7675), (2725, 6754), (3070, 5995), (3377, 5450)]