16887244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 35661024

約数和(自身を除く): 18773780

約数列:

[1, 2, 4, 11, 22, 23, 37, 41, 44, 46, 74, 82, 92, 121, 148, 164, 242, 253, 407, 451, 484, 506, 814, 851, 902, 943, 1012, 1517, 1628, 1702, 1804, 1886, 2783, 3034, 3404, 3772, 4477, 4961, 5566, 6068, 8954, 9361, 9922, 10373, 11132, 16687, 17908, 18722, 19844, 20746, 33374, 34891, 37444, 41492, 66748, 69782, 102971, 114103, 139564, 183557, 205942, 228206, 367114, 383801, 411884, 456412, 734228, 767602, 1535204, 4221811, 8443622, 16887244]

約数ペア:

[(1, 16887244), (2, 8443622), (4, 4221811), (11, 1535204), (22, 767602), (23, 734228), (37, 456412), (41, 411884), (44, 383801), (46, 367114), (74, 228206), (82, 205942), (92, 183557), (121, 139564), (148, 114103), (164, 102971), (242, 69782), (253, 66748), (407, 41492), (451, 37444), (484, 34891), (506, 33374), (814, 20746), (851, 19844), (902, 18722), (943, 17908), (1012, 16687), (1517, 11132), (1628, 10373), (1702, 9922), (1804, 9361), (1886, 8954), (2783, 6068), (3034, 5566), (3404, 4961), (3772, 4477)]