19993656

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3319}}^1$

素因数の和:3579

約数の個数: 32

約数和(自身を含む): 50198400

約数和(自身を除く): 30204744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3319, 6024, 6638, 9957, 13276, 19914, 26552, 39828, 79656, 833069, 1666138, 2499207, 3332276, 4998414, 6664552, 9996828, 19993656]

約数ペア:

[(1, 19993656), (2, 9996828), (3, 6664552), (4, 4998414), (6, 3332276), (8, 2499207), (12, 1666138), (24, 833069), (251, 79656), (502, 39828), (753, 26552), (1004, 19914), (1506, 13276), (2008, 9957), (3012, 6638), (3319, 6024)]