20405628

素因数分解:

$2^2\times 3^3\times {\mathrm{188941}}^1$

素因数の和:188954

約数の個数: 24

約数和(自身を含む): 52903760

約数和(自身を除く): 32498132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 188941, 377882, 566823, 755764, 1133646, 1700469, 2267292, 3400938, 5101407, 6801876, 10202814, 20405628]

約数ペア:

[(1, 20405628), (2, 10202814), (3, 6801876), (4, 5101407), (6, 3400938), (9, 2267292), (12, 1700469), (18, 1133646), (27, 755764), (36, 566823), (54, 377882), (108, 188941)]