194309890

素因数分解:

$2^1\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{10789}}^1$

素因数の和:12597

約数の個数: 16

約数和(自身を含む): 349984440

約数和(自身を除く): 155674550

約数列:

[1, 2, 5, 10, 1801, 3602, 9005, 10789, 18010, 21578, 53945, 107890, 19430989, 38861978, 97154945, 194309890]

約数ペア:

[(1, 194309890), (2, 97154945), (5, 38861978), (10, 19430989), (1801, 107890), (3602, 53945), (9005, 21578), (10789, 18010)]