20389016260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19234921}}^1$

素因数の和:19234983

約数の個数: 24

約数和(自身を含む): 43624803096

約数和(自身を除く): 23235786836

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19234921, 38469842, 76939684, 96174605, 192349210, 384698420, 1019450813, 2038901626, 4077803252, 5097254065, 10194508130, 20389016260]

約数ペア:

[(1, 20389016260), (2, 10194508130), (4, 5097254065), (5, 4077803252), (10, 2038901626), (20, 1019450813), (53, 384698420), (106, 192349210), (212, 96174605), (265, 76939684), (530, 38469842), (1060, 19234921)]