39905552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{108439}}^1$

素因数の和:108470

約数の個数: 20

約数和(自身を含む): 80679360

約数和(自身を除く): 40773808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 108439, 216878, 433756, 867512, 1735024, 2494097, 4988194, 9976388, 19952776, 39905552]

約数ペア:

[(1, 39905552), (2, 19952776), (4, 9976388), (8, 4988194), (16, 2494097), (23, 1735024), (46, 867512), (92, 433756), (184, 216878), (368, 108439)]