42638032

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{64997}}^1$

素因数の和:65046

約数の個数: 20

約数和(自身を含む): 84627396

約数和(自身を除く): 41989364

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 64997, 129994, 259988, 519976, 1039952, 2664877, 5329754, 10659508, 21319016, 42638032]

約数ペア:

[(1, 42638032), (2, 21319016), (4, 10659508), (8, 5329754), (16, 2664877), (41, 1039952), (82, 519976), (164, 259988), (328, 129994), (656, 64997)]