18861144

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 30490536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 101, 124, 186, 202, 248, 251, 303, 372, 404, 502, 606, 744, 753, 808, 1004, 1212, 1506, 2008, 2424, 3012, 3131, 6024, 6262, 7781, 9393, 12524, 15562, 18786, 23343, 25048, 25351, 31124, 37572, 46686, 50702, 62248, 75144, 76053, 93372, 101404, 152106, 186744, 202808, 304212, 608424, 785881, 1571762, 2357643, 3143524, 4715286, 6287048, 9430572, 18861144]

約数ペア:

[(1, 18861144), (2, 9430572), (3, 6287048), (4, 4715286), (6, 3143524), (8, 2357643), (12, 1571762), (24, 785881), (31, 608424), (62, 304212), (93, 202808), (101, 186744), (124, 152106), (186, 101404), (202, 93372), (248, 76053), (251, 75144), (303, 62248), (372, 50702), (404, 46686), (502, 37572), (606, 31124), (744, 25351), (753, 25048), (808, 23343), (1004, 18786), (1212, 15562), (1506, 12524), (2008, 9393), (2424, 7781), (3012, 6262), (3131, 6024)]