20800611

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3119}}^1$

素因数の和:3160

約数の個数: 32

約数和(自身を含む): 34944000

約数和(自身を除く): 14143389

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 3119, 6669, 9357, 28071, 40547, 59261, 84213, 121641, 177783, 364923, 533349, 770393, 1094769, 1600047, 2311179, 6933537, 20800611]

約数ペア:

[(1, 20800611), (3, 6933537), (9, 2311179), (13, 1600047), (19, 1094769), (27, 770393), (39, 533349), (57, 364923), (117, 177783), (171, 121641), (247, 84213), (351, 59261), (513, 40547), (741, 28071), (2223, 9357), (3119, 6669)]