20105841006

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 46431866880

約数和(自身を除く): 26326025874

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 193, 211, 223, 246, 369, 386, 422, 446, 579, 633, 669, 738, 1107, 1158, 1266, 1338, 1737, 1899, 2007, 2214, 3474, 3798, 4014, 5211, 5697, 6021, 7913, 8651, 9143, 10422, 11394, 12042, 15826, 17302, 18286, 23739, 25953, 27429, 40723, 43039, 47053, 47478, 51906, 54858, 71217, 77859, 81446, 82287, 86078, 94106, 122169, 129117, 141159, 142434, 155718, 164574, 213651, 233577, 244338, 246861, 258234, 282318, 366507, 387351, 423477, 427302, 467154, 493722, 733014, 774702, 846954, 1099521, 1162053, 1270431, 1669643, 1764599, 1929173, 2199042, 2324106, 2540862, 3339286, 3529198, 3858346, 5008929, 5293797, 5787519, 9081229, 10017858, 10587594, 11575038, 15026787, 15881391, 17362557, 18162458, 27243687, 30053574, 31762782, 34725114, 45080361, 47644173, 52087671, 54487374, 81731061, 90160722, 95288346, 104175342, 163462122, 245193183, 372330389, 490386366, 744660778, 1116991167, 2233982334, 3350973501, 6701947002, 10052920503, 20105841006]

約数ペア:

[(1, 20105841006), (2, 10052920503), (3, 6701947002), (6, 3350973501), (9, 2233982334), (18, 1116991167), (27, 744660778), (41, 490386366), (54, 372330389), (82, 245193183), (123, 163462122), (193, 104175342), (211, 95288346), (223, 90160722), (246, 81731061), (369, 54487374), (386, 52087671), (422, 47644173), (446, 45080361), (579, 34725114), (633, 31762782), (669, 30053574), (738, 27243687), (1107, 18162458), (1158, 17362557), (1266, 15881391), (1338, 15026787), (1737, 11575038), (1899, 10587594), (2007, 10017858), (2214, 9081229), (3474, 5787519), (3798, 5293797), (4014, 5008929), (5211, 3858346), (5697, 3529198), (6021, 3339286), (7913, 2540862), (8651, 2324106), (9143, 2199042), (10422, 1929173), (11394, 1764599), (12042, 1669643), (15826, 1270431), (17302, 1162053), (18286, 1099521), (23739, 846954), (25953, 774702), (27429, 733014), (40723, 493722), (43039, 467154), (47053, 427302), (47478, 423477), (51906, 387351), (54858, 366507), (71217, 282318), (77859, 258234), (81446, 246861), (82287, 244338), (86078, 233577), (94106, 213651), (122169, 164574), (129117, 155718), (141159, 142434)]