2129124724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1787}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 4004118720

約数和(自身を除く): 1874993996

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 257, 514, 1028, 1159, 1787, 2318, 3574, 4636, 4883, 7148, 9766, 15677, 19532, 31354, 33953, 62708, 67906, 109007, 135812, 218014, 297863, 436028, 459259, 595726, 918518, 1191452, 1837036, 2071133, 4142266, 8284532, 8725921, 17451842, 28014799, 34903684, 56029598, 112059196, 532281181, 1064562362, 2129124724]

約数ペア:

[(1, 2129124724), (2, 1064562362), (4, 532281181), (19, 112059196), (38, 56029598), (61, 34903684), (76, 28014799), (122, 17451842), (244, 8725921), (257, 8284532), (514, 4142266), (1028, 2071133), (1159, 1837036), (1787, 1191452), (2318, 918518), (3574, 595726), (4636, 459259), (4883, 436028), (7148, 297863), (9766, 218014), (15677, 135812), (19532, 109007), (31354, 67906), (33953, 62708)]