20537253

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{69149}}^1$

素因数の和:69169

約数の個数: 16

約数和(自身を含む): 33192000

約数和(自身を除く): 12654747

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 69149, 207447, 622341, 760639, 1867023, 2281917, 6845751, 20537253]

約数ペア:

[(1, 20537253), (3, 6845751), (9, 2281917), (11, 1867023), (27, 760639), (33, 622341), (99, 207447), (297, 69149)]