16940913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 9670287

約数列:

[1, 3, 11, 19, 33, 41, 57, 123, 209, 451, 627, 659, 779, 1353, 1977, 2337, 7249, 8569, 12521, 21747, 25707, 27019, 37563, 81057, 137731, 297209, 413193, 513361, 891627, 1540083, 5646971, 16940913]

約数ペア:

[(1, 16940913), (3, 5646971), (11, 1540083), (19, 891627), (33, 513361), (41, 413193), (57, 297209), (123, 137731), (209, 81057), (451, 37563), (627, 27019), (659, 25707), (779, 21747), (1353, 12521), (1977, 8569), (2337, 7249)]