20459470

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19121}}^1$

素因数の和:19235

約数の個数: 16

約数和(自身を含む): 37173168

約数和(自身を除く): 16713698

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 19121, 38242, 95605, 191210, 2045947, 4091894, 10229735, 20459470]

約数ペア:

[(1, 20459470), (2, 10229735), (5, 4091894), (10, 2045947), (107, 191210), (214, 95605), (535, 38242), (1070, 19121)]