20296572

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2689}}^1$

素因数の和:2750

約数の個数: 48

約数和(自身を含む): 51518880

約数和(自身を除く): 31222308

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2689, 3774, 5378, 7548, 8067, 10756, 16134, 32268, 45713, 91426, 99493, 137139, 182852, 198986, 274278, 298479, 397972, 548556, 596958, 1193916, 1691381, 3382762, 5074143, 6765524, 10148286, 20296572]

約数ペア:

[(1, 20296572), (2, 10148286), (3, 6765524), (4, 5074143), (6, 3382762), (12, 1691381), (17, 1193916), (34, 596958), (37, 548556), (51, 397972), (68, 298479), (74, 274278), (102, 198986), (111, 182852), (148, 137139), (204, 99493), (222, 91426), (444, 45713), (629, 32268), (1258, 16134), (1887, 10756), (2516, 8067), (2689, 7548), (3774, 5378)]