209420199896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{81044969}}^1$

素因数の和:81045011

約数の個数: 32

約数和(自身を含む): 437642838000

約数和(自身を除く): 228222638104

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 81044969, 162089938, 324179876, 648359752, 1377764473, 1539854411, 2755528946, 3079708822, 5511057892, 6159417644, 11022115784, 12318835288, 26177524987, 52355049974, 104710099948, 209420199896]

約数ペア:

[(1, 209420199896), (2, 104710099948), (4, 52355049974), (8, 26177524987), (17, 12318835288), (19, 11022115784), (34, 6159417644), (38, 5511057892), (68, 3079708822), (76, 2755528946), (136, 1539854411), (152, 1377764473), (323, 648359752), (646, 324179876), (1292, 162089938), (2584, 81044969)]