20751444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27449}}^1$

素因数の和:27469

約数の個数: 48

約数和(自身を含む): 61488000

約数和(自身を除く): 40736556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27449, 54898, 82347, 109796, 164694, 192143, 247041, 329388, 384286, 494082, 576429, 741123, 768572, 988164, 1152858, 1482246, 1729287, 2305716, 2964492, 3458574, 5187861, 6917148, 10375722, 20751444]

約数ペア:

[(1, 20751444), (2, 10375722), (3, 6917148), (4, 5187861), (6, 3458574), (7, 2964492), (9, 2305716), (12, 1729287), (14, 1482246), (18, 1152858), (21, 988164), (27, 768572), (28, 741123), (36, 576429), (42, 494082), (54, 384286), (63, 329388), (84, 247041), (108, 192143), (126, 164694), (189, 109796), (252, 82347), (378, 54898), (756, 27449)]