81525616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{221537}}^1$

素因数の和:221568

約数の個数: 20

約数和(自身を含む): 164824272

約数和(自身を除く): 83298656

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 221537, 443074, 886148, 1772296, 3544592, 5095351, 10190702, 20381404, 40762808, 81525616]

約数ペア:

[(1, 81525616), (2, 40762808), (4, 20381404), (8, 10190702), (16, 5095351), (23, 3544592), (46, 1772296), (92, 886148), (184, 443074), (368, 221537)]