20774589

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 31961088

約数和(自身を除く): 11186499

約数列:

[1, 3, 11, 23, 33, 69, 101, 253, 271, 303, 759, 813, 1111, 2323, 2981, 3333, 6233, 6969, 8943, 18699, 25553, 27371, 68563, 76659, 82113, 205689, 301081, 629533, 903243, 1888599, 6924863, 20774589]

約数ペア:

[(1, 20774589), (3, 6924863), (11, 1888599), (23, 903243), (33, 629533), (69, 301081), (101, 205689), (253, 82113), (271, 76659), (303, 68563), (759, 27371), (813, 25553), (1111, 18699), (2323, 8943), (2981, 6969), (3333, 6233)]