20400273607

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{683}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 23910888960

約数和(自身を除く): 3510615353

約数列:

[1, 7, 83, 101, 509, 581, 683, 707, 3563, 4781, 8383, 42247, 51409, 56689, 58681, 68983, 295729, 347647, 359863, 396823, 482881, 2433529, 4266947, 5725589, 28854701, 29868629, 35112347, 40079123, 201982907, 245786429, 2914324801, 20400273607]

約数ペア:

[(1, 20400273607), (7, 2914324801), (83, 245786429), (101, 201982907), (509, 40079123), (581, 35112347), (683, 29868629), (707, 28854701), (3563, 5725589), (4781, 4266947), (8383, 2433529), (42247, 482881), (51409, 396823), (56689, 359863), (58681, 347647), (68983, 295729)]