20185097488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1252799}}^1$

素因数の和:1252879

約数の個数: 40

約数和(自身を含む): 41943744000

約数和(自身を除く): 21758646512

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 8056, 16112, 1252799, 2505598, 5011196, 10022392, 20044784, 23803181, 47606362, 66398347, 95212724, 132796694, 190425448, 265593388, 380850896, 531186776, 1062373552, 1261568593, 2523137186, 5046274372, 10092548744, 20185097488]

約数ペア:

[(1, 20185097488), (2, 10092548744), (4, 5046274372), (8, 2523137186), (16, 1261568593), (19, 1062373552), (38, 531186776), (53, 380850896), (76, 265593388), (106, 190425448), (152, 132796694), (212, 95212724), (304, 66398347), (424, 47606362), (848, 23803181), (1007, 20044784), (2014, 10022392), (4028, 5011196), (8056, 2505598), (16112, 1252799)]