18821754

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 52876800

約数和(自身を除く): 34055046

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 29, 34, 42, 51, 54, 58, 63, 87, 101, 102, 119, 126, 153, 174, 189, 202, 203, 238, 261, 303, 306, 357, 378, 406, 459, 493, 522, 606, 609, 707, 714, 783, 909, 918, 986, 1071, 1218, 1414, 1479, 1566, 1717, 1818, 1827, 2121, 2142, 2727, 2929, 2958, 3213, 3434, 3451, 3654, 4242, 4437, 5151, 5454, 5481, 5858, 6363, 6426, 6902, 8787, 8874, 10302, 10353, 10962, 12019, 12726, 13311, 15453, 17574, 19089, 20503, 20706, 24038, 26361, 26622, 30906, 31059, 36057, 38178, 41006, 46359, 49793, 52722, 61509, 62118, 72114, 79083, 92718, 93177, 99586, 108171, 123018, 149379, 158166, 184527, 186354, 216342, 298758, 324513, 348551, 369054, 448137, 553581, 649026, 697102, 896274, 1045653, 1107162, 1344411, 2091306, 2688822, 3136959, 6273918, 9410877, 18821754]

約数ペア:

[(1, 18821754), (2, 9410877), (3, 6273918), (6, 3136959), (7, 2688822), (9, 2091306), (14, 1344411), (17, 1107162), (18, 1045653), (21, 896274), (27, 697102), (29, 649026), (34, 553581), (42, 448137), (51, 369054), (54, 348551), (58, 324513), (63, 298758), (87, 216342), (101, 186354), (102, 184527), (119, 158166), (126, 149379), (153, 123018), (174, 108171), (189, 99586), (202, 93177), (203, 92718), (238, 79083), (261, 72114), (303, 62118), (306, 61509), (357, 52722), (378, 49793), (406, 46359), (459, 41006), (493, 38178), (522, 36057), (606, 31059), (609, 30906), (707, 26622), (714, 26361), (783, 24038), (909, 20706), (918, 20503), (986, 19089), (1071, 17574), (1218, 15453), (1414, 13311), (1479, 12726), (1566, 12019), (1717, 10962), (1818, 10353), (1827, 10302), (2121, 8874), (2142, 8787), (2727, 6902), (2929, 6426), (2958, 6363), (3213, 5858), (3434, 5481), (3451, 5454), (3654, 5151), (4242, 4437)]