20118928

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{2377}}^1$

素因数の和:2431

約数の個数: 30

約数和(自身を含む): 40766054

約数和(自身を除く): 20647126

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 529, 1058, 2116, 2377, 4232, 4754, 8464, 9508, 19016, 38032, 54671, 109342, 218684, 437368, 874736, 1257433, 2514866, 5029732, 10059464, 20118928]

約数ペア:

[(1, 20118928), (2, 10059464), (4, 5029732), (8, 2514866), (16, 1257433), (23, 874736), (46, 437368), (92, 218684), (184, 109342), (368, 54671), (529, 38032), (1058, 19016), (2116, 9508), (2377, 8464), (4232, 4754)]