20363119

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 24606720

約数和(自身を除く): 4243601

約数列:

[1, 7, 23, 79, 161, 553, 1601, 1817, 11207, 12719, 36823, 126479, 257761, 885353, 2909017, 20363119]

約数ペア:

[(1, 20363119), (7, 2909017), (23, 885353), (79, 257761), (161, 126479), (553, 36823), (1601, 12719), (1817, 11207)]