20852937

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5807}}^1$

素因数の和:5842

約数の個数: 32

約数和(自身を含む): 37171200

約数和(自身を除く): 16318263

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5807, 17421, 40649, 52263, 110333, 121947, 156789, 330999, 365841, 772331, 992997, 1097523, 2316993, 2978991, 6950979, 20852937]

約数ペア:

[(1, 20852937), (3, 6950979), (7, 2978991), (9, 2316993), (19, 1097523), (21, 992997), (27, 772331), (57, 365841), (63, 330999), (133, 156789), (171, 121947), (189, 110333), (399, 52263), (513, 40649), (1197, 17421), (3591, 5807)]