2019919238

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1\times {\mathrm{17807}}^1$

素因数の和:19171

約数の個数: 16

約数和(自身を含む): 3102865920

約数和(自身を除く): 1082946682

約数列:

[1, 2, 43, 86, 1319, 2638, 17807, 35614, 56717, 113434, 765701, 1531402, 23487433, 46974866, 1009959619, 2019919238]

約数ペア:

[(1, 2019919238), (2, 1009959619), (43, 46974866), (86, 23487433), (1319, 1531402), (2638, 765701), (17807, 113434), (35614, 56717)]