20164763536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{119087}}^1$

素因数の和:119671

約数の個数: 40

約数和(自身を含む): 41199684480

約数和(自身を除く): 21034920944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 557, 1114, 2228, 4456, 8912, 10583, 21166, 42332, 84664, 119087, 169328, 238174, 476348, 952696, 1905392, 2262653, 4525306, 9050612, 18101224, 36202448, 66331459, 132662918, 265325836, 530651672, 1061303344, 1260297721, 2520595442, 5041190884, 10082381768, 20164763536]

約数ペア:

[(1, 20164763536), (2, 10082381768), (4, 5041190884), (8, 2520595442), (16, 1260297721), (19, 1061303344), (38, 530651672), (76, 265325836), (152, 132662918), (304, 66331459), (557, 36202448), (1114, 18101224), (2228, 9050612), (4456, 4525306), (8912, 2262653), (10583, 1905392), (21166, 952696), (42332, 476348), (84664, 238174), (119087, 169328)]