20537574

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3461}}^1$

素因数の和:3532

約数の個数: 32

約数和(自身を含む): 43870464

約数和(自身を除く): 23332890

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 3461, 5934, 6922, 10383, 20766, 79603, 148823, 159206, 238809, 297646, 446469, 477618, 892938, 3422929, 6845858, 10268787, 20537574]

約数ペア:

[(1, 20537574), (2, 10268787), (3, 6845858), (6, 3422929), (23, 892938), (43, 477618), (46, 446469), (69, 297646), (86, 238809), (129, 159206), (138, 148823), (258, 79603), (989, 20766), (1978, 10383), (2967, 6922), (3461, 5934)]