19165744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92143}}^1$

素因数の和:92164

約数の個数: 20

約数和(自身を含む): 39990496

約数和(自身を除く): 20824752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92143, 184286, 368572, 737144, 1197859, 1474288, 2395718, 4791436, 9582872, 19165744]

約数ペア:

[(1, 19165744), (2, 9582872), (4, 4791436), (8, 2395718), (13, 1474288), (16, 1197859), (26, 737144), (52, 368572), (104, 184286), (208, 92143)]