20125966923

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{563}}^1\times {\mathrm{599}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 30794400000

約数和(自身を除く): 10668433077

約数列:

[1, 3, 9, 19, 57, 171, 349, 563, 599, 1047, 1689, 1797, 3141, 5067, 5391, 6631, 10697, 11381, 19893, 32091, 34143, 59679, 96273, 102429, 196487, 209051, 337237, 589461, 627153, 1011711, 1768383, 1881459, 3035133, 3733253, 3971969, 6407503, 11199759, 11915907, 19222509, 33599277, 35747721, 57667527, 117695713, 353087139, 1059261417, 2236218547, 6708655641, 20125966923]

約数ペア:

[(1, 20125966923), (3, 6708655641), (9, 2236218547), (19, 1059261417), (57, 353087139), (171, 117695713), (349, 57667527), (563, 35747721), (599, 33599277), (1047, 19222509), (1689, 11915907), (1797, 11199759), (3141, 6407503), (5067, 3971969), (5391, 3733253), (6631, 3035133), (10697, 1881459), (11381, 1768383), (19893, 1011711), (32091, 627153), (34143, 589461), (59679, 337237), (96273, 209051), (102429, 196487)]