2013805456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9681757}}^1$

素因数の和:9681778

約数の個数: 20

約数和(自身を含む): 4201882972

約数和(自身を除く): 2188077516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9681757, 19363514, 38727028, 77454056, 125862841, 154908112, 251725682, 503451364, 1006902728, 2013805456]

約数ペア:

[(1, 2013805456), (2, 1006902728), (4, 503451364), (8, 251725682), (13, 154908112), (16, 125862841), (26, 77454056), (52, 38727028), (104, 19363514), (208, 9681757)]