17520876

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 46060560

約数和(自身を除く): 28539684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 73, 113, 118, 146, 177, 219, 226, 236, 292, 339, 354, 438, 452, 531, 657, 678, 708, 876, 1017, 1062, 1314, 1356, 2034, 2124, 2628, 4068, 4307, 6667, 8249, 8614, 12921, 13334, 16498, 17228, 20001, 24747, 25842, 26668, 32996, 38763, 40002, 49494, 51684, 60003, 74241, 77526, 80004, 98988, 120006, 148482, 155052, 240012, 296964, 486691, 973382, 1460073, 1946764, 2920146, 4380219, 5840292, 8760438, 17520876]

約数ペア:

[(1, 17520876), (2, 8760438), (3, 5840292), (4, 4380219), (6, 2920146), (9, 1946764), (12, 1460073), (18, 973382), (36, 486691), (59, 296964), (73, 240012), (113, 155052), (118, 148482), (146, 120006), (177, 98988), (219, 80004), (226, 77526), (236, 74241), (292, 60003), (339, 51684), (354, 49494), (438, 40002), (452, 38763), (531, 32996), (657, 26668), (678, 25842), (708, 24747), (876, 20001), (1017, 17228), (1062, 16498), (1314, 13334), (1356, 12921), (2034, 8614), (2124, 8249), (2628, 6667), (4068, 4307)]