20843144

素因数分解:

$2^3\times 7^1\times {\mathrm{467}}^1\times {\mathrm{797}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 23972536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 467, 797, 934, 1594, 1868, 3188, 3269, 3736, 5579, 6376, 6538, 11158, 13076, 22316, 26152, 44632, 372199, 744398, 1488796, 2605393, 2977592, 5210786, 10421572, 20843144]

約数ペア:

[(1, 20843144), (2, 10421572), (4, 5210786), (7, 2977592), (8, 2605393), (14, 1488796), (28, 744398), (56, 372199), (467, 44632), (797, 26152), (934, 22316), (1594, 13076), (1868, 11158), (3188, 6538), (3269, 6376), (3736, 5579)]