18986850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{42193}}^1$

素因数の和:42211

約数の個数: 36

約数和(自身を含む): 51012546

約数和(自身を除く): 32025696

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 42193, 84386, 126579, 210965, 253158, 379737, 421930, 632895, 759474, 1054825, 1265790, 1898685, 2109650, 3164475, 3797370, 6328950, 9493425, 18986850]

約数ペア:

[(1, 18986850), (2, 9493425), (3, 6328950), (5, 3797370), (6, 3164475), (9, 2109650), (10, 1898685), (15, 1265790), (18, 1054825), (25, 759474), (30, 632895), (45, 421930), (50, 379737), (75, 253158), (90, 210965), (150, 126579), (225, 84386), (450, 42193)]