20814356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{971}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 38211264

約数和(自身を除く): 17396908

約数列:

[1, 2, 4, 23, 46, 92, 233, 466, 932, 971, 1942, 3884, 5359, 10718, 21436, 22333, 44666, 89332, 226243, 452486, 904972, 5203589, 10407178, 20814356]

約数ペア:

[(1, 20814356), (2, 10407178), (4, 5203589), (23, 904972), (46, 452486), (92, 226243), (233, 89332), (466, 44666), (932, 22333), (971, 21436), (1942, 10718), (3884, 5359)]