19470147190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{181981}}^1$

素因数の和:182824

約数の個数: 32

約数和(自身を含む): 37788198336

約数和(自身を除く): 18318051146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 823, 1646, 4115, 8230, 10699, 21398, 53495, 106990, 181981, 363962, 909905, 1819810, 2365753, 4731506, 11828765, 23657530, 149770363, 299540726, 748851815, 1497703630, 1947014719, 3894029438, 9735073595, 19470147190]

約数ペア:

[(1, 19470147190), (2, 9735073595), (5, 3894029438), (10, 1947014719), (13, 1497703630), (26, 748851815), (65, 299540726), (130, 149770363), (823, 23657530), (1646, 11828765), (4115, 4731506), (8230, 2365753), (10699, 1819810), (21398, 909905), (53495, 363962), (106990, 181981)]