18536001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 31518720

約数和(自身を除く): 12982719

約数列:

[1, 3, 11, 17, 19, 33, 37, 47, 51, 57, 111, 141, 187, 209, 323, 407, 517, 561, 627, 629, 703, 799, 893, 969, 1221, 1551, 1739, 1887, 2109, 2397, 2679, 3553, 5217, 6919, 7733, 8789, 9823, 10659, 11951, 15181, 19129, 20757, 23199, 26367, 29469, 29563, 33041, 35853, 45543, 57387, 88689, 99123, 131461, 166991, 325193, 363451, 394383, 500973, 561697, 975579, 1090353, 1685091, 6178667, 18536001]

約数ペア:

[(1, 18536001), (3, 6178667), (11, 1685091), (17, 1090353), (19, 975579), (33, 561697), (37, 500973), (47, 394383), (51, 363451), (57, 325193), (111, 166991), (141, 131461), (187, 99123), (209, 88689), (323, 57387), (407, 45543), (517, 35853), (561, 33041), (627, 29563), (629, 29469), (703, 26367), (799, 23199), (893, 20757), (969, 19129), (1221, 15181), (1551, 11951), (1739, 10659), (1887, 9823), (2109, 8789), (2397, 7733), (2679, 6919), (3553, 5217)]