71840036

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{438049}}^1$

素因数の和:438094

約数の個数: 12

約数和(自身を含む): 128786700

約数和(自身を除く): 56946664

約数列:

[1, 2, 4, 41, 82, 164, 438049, 876098, 1752196, 17960009, 35920018, 71840036]

約数ペア:

[(1, 71840036), (2, 35920018), (4, 17960009), (41, 1752196), (82, 876098), (164, 438049)]