20160216728

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{311}}^1\times {\mathrm{63803}}^1$

素因数の和:64247

約数の個数: 32

約数和(自身を含む): 38221148160

約数和(自身を除く): 18060931432

約数列:

[1, 2, 4, 8, 127, 254, 311, 508, 622, 1016, 1244, 2488, 39497, 63803, 78994, 127606, 157988, 255212, 315976, 510424, 8102981, 16205962, 19842733, 32411924, 39685466, 64823848, 79370932, 158741864, 2520027091, 5040054182, 10080108364, 20160216728]

約数ペア:

[(1, 20160216728), (2, 10080108364), (4, 5040054182), (8, 2520027091), (127, 158741864), (254, 79370932), (311, 64823848), (508, 39685466), (622, 32411924), (1016, 19842733), (1244, 16205962), (2488, 8102981), (39497, 510424), (63803, 315976), (78994, 255212), (127606, 157988)]