19247067

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 34145280

約数和(自身を除く): 14898213

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 111, 161, 207, 259, 333, 359, 483, 777, 851, 1077, 1449, 2331, 2513, 2553, 3231, 5957, 7539, 7659, 8257, 13283, 17871, 22617, 24771, 39849, 53613, 57799, 74313, 92981, 119547, 173397, 278943, 305509, 520191, 836829, 916527, 2138563, 2749581, 6415689, 19247067]

約数ペア:

[(1, 19247067), (3, 6415689), (7, 2749581), (9, 2138563), (21, 916527), (23, 836829), (37, 520191), (63, 305509), (69, 278943), (111, 173397), (161, 119547), (207, 92981), (259, 74313), (333, 57799), (359, 53613), (483, 39849), (777, 24771), (851, 22617), (1077, 17871), (1449, 13283), (2331, 8257), (2513, 7659), (2553, 7539), (3231, 5957)]