20273247

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{4391}}^1$

素因数の和:4425

約数の個数: 24

約数和(自身を含む): 31973760

約数和(自身を除く): 11700513

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4391, 4617, 13173, 39519, 83429, 118557, 250287, 355671, 750861, 1067013, 2252583, 6757749, 20273247]

約数ペア:

[(1, 20273247), (3, 6757749), (9, 2252583), (19, 1067013), (27, 750861), (57, 355671), (81, 250287), (171, 118557), (243, 83429), (513, 39519), (1539, 13173), (4391, 4617)]