20763921022

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1\times {\mathrm{120691}}^1$

素因数の和:121228

約数の個数: 24

約数和(自身を含む): 33792553080

約数和(自身を除く): 13028632058

約数列:

[1, 2, 13, 26, 169, 338, 509, 1018, 6617, 13234, 86021, 120691, 172042, 241382, 1568983, 3137966, 20396779, 40793558, 61431719, 122863438, 798612347, 1597224694, 10381960511, 20763921022]

約数ペア:

[(1, 20763921022), (2, 10381960511), (13, 1597224694), (26, 798612347), (169, 122863438), (338, 61431719), (509, 40793558), (1018, 20396779), (6617, 3137966), (13234, 1568983), (86021, 241382), (120691, 172042)]