20253753

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3078

約数の個数: 32

約数和(自身を含む): 34025600

約数和(自身を除く): 13771847

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 3037, 6669, 9111, 27333, 39481, 57703, 81999, 118443, 173109, 355329, 519327, 750139, 1065987, 1557981, 2250417, 6751251, 20253753]

約数ペア:

[(1, 20253753), (3, 6751251), (9, 2250417), (13, 1557981), (19, 1065987), (27, 750139), (39, 519327), (57, 355329), (117, 173109), (171, 118443), (247, 81999), (351, 57703), (513, 39481), (741, 27333), (2223, 9111), (3037, 6669)]