19148265

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 36230400

約数和(自身を除く): 17082135

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 67, 73, 87, 135, 145, 201, 219, 261, 335, 365, 435, 603, 657, 783, 1005, 1095, 1305, 1809, 1943, 1971, 2117, 3015, 3285, 3915, 4891, 5829, 6351, 9045, 9715, 9855, 10585, 14673, 17487, 19053, 24455, 29145, 31755, 44019, 52461, 57159, 73365, 87435, 95265, 132057, 141839, 220095, 262305, 285795, 425517, 660285, 709195, 1276551, 2127585, 3829653, 6382755, 19148265]

約数ペア:

[(1, 19148265), (3, 6382755), (5, 3829653), (9, 2127585), (15, 1276551), (27, 709195), (29, 660285), (45, 425517), (67, 285795), (73, 262305), (87, 220095), (135, 141839), (145, 132057), (201, 95265), (219, 87435), (261, 73365), (335, 57159), (365, 52461), (435, 44019), (603, 31755), (657, 29145), (783, 24455), (1005, 19053), (1095, 17487), (1305, 14673), (1809, 10585), (1943, 9855), (1971, 9715), (2117, 9045), (3015, 6351), (3285, 5829), (3915, 4891)]