18960525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4957}}^1$

素因数の和:4990

約数の個数: 36

約数和(自身を含む): 35965332

約数和(自身を除く): 17004807

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 4957, 14871, 24785, 44613, 74355, 84269, 123925, 223065, 252807, 371775, 421345, 758421, 1115325, 1264035, 2106725, 3792105, 6320175, 18960525]

約数ペア:

[(1, 18960525), (3, 6320175), (5, 3792105), (9, 2106725), (15, 1264035), (17, 1115325), (25, 758421), (45, 421345), (51, 371775), (75, 252807), (85, 223065), (153, 123925), (225, 84269), (255, 74355), (425, 44613), (765, 24785), (1275, 14871), (3825, 4957)]