40397038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42703}}^1$

素因数の和:42759

約数の個数: 16

約数和(自身を含む): 67643136

約数和(自身を除く): 27246098

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 42703, 85406, 469733, 939466, 1836229, 3672458, 20198519, 40397038]

約数ペア:

[(1, 40397038), (2, 20198519), (11, 3672458), (22, 1836229), (43, 939466), (86, 469733), (473, 85406), (946, 42703)]