1555376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2371}}^1$

素因数の和:2420

約数の個数: 20

約数和(自身を含む): 3088344

約数和(自身を除く): 1532968

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2371, 4742, 9484, 18968, 37936, 97211, 194422, 388844, 777688, 1555376]

約数ペア:

[(1, 1555376), (2, 777688), (4, 388844), (8, 194422), (16, 97211), (41, 37936), (82, 18968), (164, 9484), (328, 4742), (656, 2371)]