20822613

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2269}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 34867200

約数和(自身を除く): 14044587

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 2269, 3059, 6807, 9177, 15883, 43111, 47649, 52187, 129333, 156561, 301777, 365309, 905331, 991553, 1095927, 2974659, 6940871, 20822613]

約数ペア:

[(1, 20822613), (3, 6940871), (7, 2974659), (19, 1095927), (21, 991553), (23, 905331), (57, 365309), (69, 301777), (133, 156561), (161, 129333), (399, 52187), (437, 47649), (483, 43111), (1311, 15883), (2269, 9177), (3059, 6807)]