20131968297

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{497491}}^1$

素因数の和:497589

約数の個数: 32

約数和(自身を含む): 32094203904

約数和(自身を除く): 11962235607

約数列:

[1, 3, 7, 21, 41, 47, 123, 141, 287, 329, 861, 987, 1927, 5781, 13489, 40467, 497491, 1492473, 3482437, 10447311, 20397131, 23382077, 61191393, 70146231, 142779917, 163674539, 428339751, 491023617, 958665157, 2875995471, 6710656099, 20131968297]

約数ペア:

[(1, 20131968297), (3, 6710656099), (7, 2875995471), (21, 958665157), (41, 491023617), (47, 428339751), (123, 163674539), (141, 142779917), (287, 70146231), (329, 61191393), (861, 23382077), (987, 20397131), (1927, 10447311), (5781, 3482437), (13489, 1492473), (40467, 497491)]