20845636

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32369}}^1$

素因数の和:32403

約数の個数: 24

約数和(自身を含む): 43505280

約数和(自身を除く): 22659644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32369, 64738, 129476, 226583, 453166, 744487, 906332, 1488974, 2977948, 5211409, 10422818, 20845636]

約数ペア:

[(1, 20845636), (2, 10422818), (4, 5211409), (7, 2977948), (14, 1488974), (23, 906332), (28, 744487), (46, 453166), (92, 226583), (161, 129476), (322, 64738), (644, 32369)]