20058269

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{787}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 25115136

約数和(自身を除く): 5056867

約数列:

[1, 7, 11, 77, 331, 787, 2317, 3641, 5509, 8657, 25487, 60599, 260497, 1823479, 2865467, 20058269]

約数ペア:

[(1, 20058269), (7, 2865467), (11, 1823479), (77, 260497), (331, 60599), (787, 25487), (2317, 8657), (3641, 5509)]