20933919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2243}}^1$

素因数の和:2327

約数の個数: 24

約数和(自身を含む): 32555952

約数和(自身を除く): 11622033

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 2243, 3111, 6729, 9333, 20187, 38131, 114393, 136823, 343179, 410469, 1231407, 2325991, 6977973, 20933919]

約数ペア:

[(1, 20933919), (3, 6977973), (9, 2325991), (17, 1231407), (51, 410469), (61, 343179), (153, 136823), (183, 114393), (549, 38131), (1037, 20187), (2243, 9333), (3111, 6729)]