20202142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{457}}^1$

素因数の和:544

約数の個数: 24

約数和(自身を含む): 32745168

約数和(自身を除く): 12543026

約数列:

[1, 2, 23, 31, 46, 62, 457, 713, 914, 961, 1426, 1922, 10511, 14167, 21022, 22103, 28334, 44206, 325841, 439177, 651682, 878354, 10101071, 20202142]

約数ペア:

[(1, 20202142), (2, 10101071), (23, 878354), (31, 651682), (46, 439177), (62, 325841), (457, 44206), (713, 28334), (914, 22103), (961, 21022), (1426, 14167), (1922, 10511)]