128600018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{9587}}^1$

素因数の和:9961

約数の個数: 16

約数和(自身を含む): 203649120

約数和(自身を除く): 75049102

約数列:

[1, 2, 19, 38, 353, 706, 6707, 9587, 13414, 19174, 182153, 364306, 3384211, 6768422, 64300009, 128600018]

約数ペア:

[(1, 128600018), (2, 64300009), (19, 6768422), (38, 3384211), (353, 364306), (706, 182153), (6707, 19174), (9587, 13414)]