18302031

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 30820608

約数和(自身を除く): 12518577

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 167, 243, 297, 369, 451, 501, 891, 1107, 1353, 1503, 1837, 2673, 3321, 4059, 4509, 5511, 6847, 9963, 12177, 13527, 16533, 20541, 36531, 40581, 49599, 61623, 75317, 109593, 148797, 184869, 225951, 446391, 554607, 677853, 1663821, 2033559, 6100677, 18302031]

約数ペア:

[(1, 18302031), (3, 6100677), (9, 2033559), (11, 1663821), (27, 677853), (33, 554607), (41, 446391), (81, 225951), (99, 184869), (123, 148797), (167, 109593), (243, 75317), (297, 61623), (369, 49599), (451, 40581), (501, 36531), (891, 20541), (1107, 16533), (1353, 13527), (1503, 12177), (1837, 9963), (2673, 6847), (3321, 5511), (4059, 4509)]