20087676

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 120

約数和(自身を含む): 63667296

約数和(自身を除く): 43579620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 252, 306, 324, 357, 378, 459, 476, 521, 567, 612, 714, 756, 918, 1042, 1071, 1134, 1377, 1428, 1563, 1836, 2084, 2142, 2268, 2754, 3126, 3213, 3647, 4284, 4689, 5508, 6252, 6426, 7294, 8857, 9378, 9639, 10941, 12852, 14067, 14588, 17714, 18756, 19278, 21882, 26571, 28134, 32823, 35428, 38556, 42201, 43764, 53142, 56268, 61999, 65646, 79713, 84402, 98469, 106284, 123998, 131292, 159426, 168804, 185997, 196938, 239139, 247996, 295407, 318852, 371994, 393876, 478278, 557991, 590814, 717417, 743988, 956556, 1115982, 1181628, 1434834, 1673973, 2231964, 2869668, 3347946, 5021919, 6695892, 10043838, 20087676]

約数ペア:

[(1, 20087676), (2, 10043838), (3, 6695892), (4, 5021919), (6, 3347946), (7, 2869668), (9, 2231964), (12, 1673973), (14, 1434834), (17, 1181628), (18, 1115982), (21, 956556), (27, 743988), (28, 717417), (34, 590814), (36, 557991), (42, 478278), (51, 393876), (54, 371994), (63, 318852), (68, 295407), (81, 247996), (84, 239139), (102, 196938), (108, 185997), (119, 168804), (126, 159426), (153, 131292), (162, 123998), (189, 106284), (204, 98469), (238, 84402), (252, 79713), (306, 65646), (324, 61999), (357, 56268), (378, 53142), (459, 43764), (476, 42201), (521, 38556), (567, 35428), (612, 32823), (714, 28134), (756, 26571), (918, 21882), (1042, 19278), (1071, 18756), (1134, 17714), (1377, 14588), (1428, 14067), (1563, 12852), (1836, 10941), (2084, 9639), (2142, 9378), (2268, 8857), (2754, 7294), (3126, 6426), (3213, 6252), (3647, 5508), (4284, 4689)]