20652147

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1181}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 31346640

約数和(自身を除く): 10694493

約数列:

[1, 3, 9, 29, 67, 87, 201, 261, 603, 1181, 1943, 3543, 5829, 10629, 17487, 34249, 79127, 102747, 237381, 308241, 712143, 2294683, 6884049, 20652147]

約数ペア:

[(1, 20652147), (3, 6884049), (9, 2294683), (29, 712143), (67, 308241), (87, 237381), (201, 102747), (261, 79127), (603, 34249), (1181, 17487), (1943, 10629), (3543, 5829)]