161896402018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{39661049}}^1$

素因数の和:39661221

約数の個数: 16

約数和(自身を含む): 263190727800

約数和(自身を除く): 101294325782

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 39661049, 79322098, 515593637, 1031187274, 6226784693, 12453569386, 80948201009, 161896402018]

約数ペア:

[(1, 161896402018), (2, 80948201009), (13, 12453569386), (26, 6226784693), (157, 1031187274), (314, 515593637), (2041, 79322098), (4082, 39661049)]