19851699

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3271}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 32144128

約数和(自身を除く): 12292429

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 3271, 6069, 9813, 22897, 55607, 68691, 166821, 389249, 945319, 1167747, 2835957, 6617233, 19851699]

約数ペア:

[(1, 19851699), (3, 6617233), (7, 2835957), (17, 1167747), (21, 945319), (51, 389249), (119, 166821), (289, 68691), (357, 55607), (867, 22897), (2023, 9813), (3271, 6069)]