20193960945

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{239933}}^1$

素因数の和:240153

約数の個数: 32

約数和(自身を含む): 33537014784

約数和(自身を除く): 13343053839

約数列:

[1, 3, 5, 15, 31, 93, 155, 181, 465, 543, 905, 2715, 5611, 16833, 28055, 84165, 239933, 719799, 1199665, 3598995, 7437923, 22313769, 37189615, 43427873, 111568845, 130283619, 217139365, 651418095, 1346264063, 4038792189, 6731320315, 20193960945]

約数ペア:

[(1, 20193960945), (3, 6731320315), (5, 4038792189), (15, 1346264063), (31, 651418095), (93, 217139365), (155, 130283619), (181, 111568845), (465, 43427873), (543, 37189615), (905, 22313769), (2715, 7437923), (5611, 3598995), (16833, 1199665), (28055, 719799), (84165, 239933)]