20528472

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18199}}^1$

素因数の和:18255

約数の個数: 32

約数和(自身を含む): 52416000

約数和(自身を除く): 31887528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18199, 36398, 54597, 72796, 109194, 145592, 218388, 436776, 855353, 1710706, 2566059, 3421412, 5132118, 6842824, 10264236, 20528472]

約数ペア:

[(1, 20528472), (2, 10264236), (3, 6842824), (4, 5132118), (6, 3421412), (8, 2566059), (12, 1710706), (24, 855353), (47, 436776), (94, 218388), (141, 145592), (188, 109194), (282, 72796), (376, 54597), (564, 36398), (1128, 18199)]