204220984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{22531}}^1$

素因数の和:22651

約数の個数: 32

約数和(自身を含む): 421799040

約数和(自身を除く): 217578056

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2266, 4532, 9064, 22531, 45062, 90124, 180248, 247841, 495682, 991364, 1982728, 2320693, 4641386, 9282772, 18565544, 25527623, 51055246, 102110492, 204220984]

約数ペア:

[(1, 204220984), (2, 102110492), (4, 51055246), (8, 25527623), (11, 18565544), (22, 9282772), (44, 4641386), (88, 2320693), (103, 1982728), (206, 991364), (412, 495682), (824, 247841), (1133, 180248), (2266, 90124), (4532, 45062), (9064, 22531)]