18654678

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2938

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 31526442

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 2903, 3213, 5806, 6426, 8709, 17418, 20321, 26127, 40642, 49351, 52254, 60963, 78381, 98702, 121926, 148053, 156762, 182889, 296106, 345457, 365778, 444159, 548667, 690914, 888318, 1036371, 1097334, 1332477, 2072742, 2664954, 3109113, 6218226, 9327339, 18654678]

約数ペア:

[(1, 18654678), (2, 9327339), (3, 6218226), (6, 3109113), (7, 2664954), (9, 2072742), (14, 1332477), (17, 1097334), (18, 1036371), (21, 888318), (27, 690914), (34, 548667), (42, 444159), (51, 365778), (54, 345457), (63, 296106), (102, 182889), (119, 156762), (126, 148053), (153, 121926), (189, 98702), (238, 78381), (306, 60963), (357, 52254), (378, 49351), (459, 40642), (714, 26127), (918, 20321), (1071, 17418), (2142, 8709), (2903, 6426), (3213, 5806)]