20199723741

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{1901}}^1\times {\mathrm{20011}}^1$

素因数の和:21977

約数の個数: 24

約数和(自身を含む): 29689002720

約数和(自身を除く): 9489278979

約数列:

[1, 3, 9, 59, 177, 531, 1901, 5703, 17109, 20011, 60033, 112159, 180099, 336477, 1009431, 1180649, 3541947, 10625841, 38040911, 114122733, 342368199, 2244413749, 6733241247, 20199723741]

約数ペア:

[(1, 20199723741), (3, 6733241247), (9, 2244413749), (59, 342368199), (177, 114122733), (531, 38040911), (1901, 10625841), (5703, 3541947), (17109, 1180649), (20011, 1009431), (60033, 336477), (112159, 180099)]