20286598

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 32569488

約数和(自身を除く): 12282890

約数列:

[1, 2, 23, 46, 53, 106, 157, 314, 1219, 2438, 2809, 3611, 5618, 7222, 8321, 16642, 64607, 129214, 191383, 382766, 441013, 882026, 10143299, 20286598]

約数ペア:

[(1, 20286598), (2, 10143299), (23, 882026), (46, 441013), (53, 382766), (106, 191383), (157, 129214), (314, 64607), (1219, 16642), (2438, 8321), (2809, 7222), (3611, 5618)]