2017990195195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{4951}}^1\times {\mathrm{17467}}^1$

素因数の和:22795

約数の個数: 32

約数和(自身を含む): 2615806448640

約数和(自身を除く): 597816253445

約数列:

[1, 5, 13, 65, 359, 1795, 4667, 4951, 17467, 23335, 24755, 64363, 87335, 227071, 321815, 1135355, 1777409, 6270653, 8887045, 23106317, 31353265, 81518489, 86479117, 115531585, 407592445, 432395585, 1124228521, 5621142605, 31046003003, 155230015015, 403598039039, 2017990195195]

約数ペア:

[(1, 2017990195195), (5, 403598039039), (13, 155230015015), (65, 31046003003), (359, 5621142605), (1795, 1124228521), (4667, 432395585), (4951, 407592445), (17467, 115531585), (23335, 86479117), (24755, 81518489), (64363, 31353265), (87335, 23106317), (227071, 8887045), (321815, 6270653), (1135355, 1777409)]