20222973

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 32000000

約数和(自身を除く): 11777027

約数列:

[1, 3, 9, 19, 27, 57, 79, 171, 237, 499, 513, 711, 1497, 1501, 2133, 4491, 4503, 9481, 13473, 13509, 28443, 39421, 40527, 85329, 118263, 255987, 354789, 748999, 1064367, 2246997, 6740991, 20222973]

約数ペア:

[(1, 20222973), (3, 6740991), (9, 2246997), (19, 1064367), (27, 748999), (57, 354789), (79, 255987), (171, 118263), (237, 85329), (499, 40527), (513, 39421), (711, 28443), (1497, 13509), (1501, 13473), (2133, 9481), (4491, 4503)]