31484216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 62774400

約数和(自身を除く): 31290184

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 2011, 3914, 4022, 7828, 8044, 15656, 16088, 38209, 76418, 152836, 207133, 305672, 414266, 828532, 1657064, 3935527, 7871054, 15742108, 31484216]

約数ペア:

[(1, 31484216), (2, 15742108), (4, 7871054), (8, 3935527), (19, 1657064), (38, 828532), (76, 414266), (103, 305672), (152, 207133), (206, 152836), (412, 76418), (824, 38209), (1957, 16088), (2011, 15656), (3914, 8044), (4022, 7828)]