201991698494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1\times {\mathrm{142543}}^1$

素因数の和:143072

約数の個数: 32

約数和(自身を含む): 323289792000

約数和(自身を除く): 121298093506

約数列:

[1, 2, 19, 38, 89, 178, 419, 838, 1691, 3382, 7961, 15922, 37291, 74582, 142543, 285086, 708529, 1417058, 2708317, 5416634, 12686327, 25372654, 59725517, 119451034, 241040213, 482080426, 1134784823, 2269569646, 5315571013, 10631142026, 100995849247, 201991698494]

約数ペア:

[(1, 201991698494), (2, 100995849247), (19, 10631142026), (38, 5315571013), (89, 2269569646), (178, 1134784823), (419, 482080426), (838, 241040213), (1691, 119451034), (3382, 59725517), (7961, 25372654), (15922, 12686327), (37291, 5416634), (74582, 2708317), (142543, 1417058), (285086, 708529)]