20795619105

素因数分解:

$3^3\times 5^1\times {\mathrm{3109}}^1\times {\mathrm{49547}}^1$

素因数の和:52670

約数の個数: 32

約数和(自身を含む): 36982627200

約数和(自身を除く): 16187008095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 3109, 9327, 15545, 27981, 46635, 49547, 83943, 139905, 148641, 247735, 419715, 445923, 743205, 1337769, 2229615, 6688845, 154041623, 462124869, 770208115, 1386374607, 2310624345, 4159123821, 6931873035, 20795619105]

約数ペア:

[(1, 20795619105), (3, 6931873035), (5, 4159123821), (9, 2310624345), (15, 1386374607), (27, 770208115), (45, 462124869), (135, 154041623), (3109, 6688845), (9327, 2229615), (15545, 1337769), (27981, 743205), (46635, 445923), (49547, 419715), (83943, 247735), (139905, 148641)]