20696004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4831}}^1$

素因数の和:4865

約数の個数: 72

約数和(自身を含む): 63318528

約数和(自身を除く): 42622524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 4831, 9662, 14493, 19324, 28986, 33817, 43479, 57972, 67634, 82127, 86958, 101451, 135268, 164254, 173916, 202902, 246381, 304353, 328508, 405804, 492762, 574889, 608706, 739143, 985524, 1149778, 1217412, 1478286, 1724667, 2299556, 2956572, 3449334, 5174001, 6898668, 10348002, 20696004]

約数ペア:

[(1, 20696004), (2, 10348002), (3, 6898668), (4, 5174001), (6, 3449334), (7, 2956572), (9, 2299556), (12, 1724667), (14, 1478286), (17, 1217412), (18, 1149778), (21, 985524), (28, 739143), (34, 608706), (36, 574889), (42, 492762), (51, 405804), (63, 328508), (68, 304353), (84, 246381), (102, 202902), (119, 173916), (126, 164254), (153, 135268), (204, 101451), (238, 86958), (252, 82127), (306, 67634), (357, 57972), (476, 43479), (612, 33817), (714, 28986), (1071, 19324), (1428, 14493), (2142, 9662), (4284, 4831)]