20163723

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 27456000

約数和(自身を除く): 7292277

約数列:

[1, 3, 79, 149, 237, 447, 571, 1713, 11771, 35313, 45109, 85079, 135327, 255237, 6721241, 20163723]

約数ペア:

[(1, 20163723), (3, 6721241), (79, 255237), (149, 135327), (237, 85079), (447, 45109), (571, 35313), (1713, 11771)]