19328820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46021}}^1$

素因数の和:46040

約数の個数: 48

約数和(自身を含む): 61853568

約数和(自身を除く): 42524748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 46021, 92042, 138063, 184084, 230105, 276126, 322147, 460210, 552252, 644294, 690315, 920420, 966441, 1288588, 1380630, 1610735, 1932882, 2761260, 3221470, 3865764, 4832205, 6442940, 9664410, 19328820]

約数ペア:

[(1, 19328820), (2, 9664410), (3, 6442940), (4, 4832205), (5, 3865764), (6, 3221470), (7, 2761260), (10, 1932882), (12, 1610735), (14, 1380630), (15, 1288588), (20, 966441), (21, 920420), (28, 690315), (30, 644294), (35, 552252), (42, 460210), (60, 322147), (70, 276126), (84, 230105), (105, 184084), (140, 138063), (210, 92042), (420, 46021)]