438608

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:434

約数の個数: 20

約数和(自身を含む): 863040

約数和(自身を除く): 424432

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 347, 632, 694, 1264, 1388, 2776, 5552, 27413, 54826, 109652, 219304, 438608]

約数ペア:

[(1, 438608), (2, 219304), (4, 109652), (8, 54826), (16, 27413), (79, 5552), (158, 2776), (316, 1388), (347, 1264), (632, 694)]