19165797

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2791}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 31940480

約数和(自身を除く): 12774683

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 2791, 6867, 8373, 19537, 25119, 58611, 175833, 304219, 912657, 2129533, 2737971, 6388599, 19165797]

約数ペア:

[(1, 19165797), (3, 6388599), (7, 2737971), (9, 2129533), (21, 912657), (63, 304219), (109, 175833), (327, 58611), (763, 25119), (981, 19537), (2289, 8373), (2791, 6867)]