20380147165

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{48593}}^1$

素因数の和:49149

約数の個数: 32

約数和(自身を含む): 29221710336

約数和(自身を除く): 8841563171

約数列:

[1, 5, 7, 23, 35, 115, 161, 521, 805, 2605, 3647, 11983, 18235, 48593, 59915, 83881, 242965, 340151, 419405, 1117639, 1700755, 5588195, 7823473, 25316953, 39117365, 126584765, 177218671, 582289919, 886093355, 2911449595, 4076029433, 20380147165]

約数ペア:

[(1, 20380147165), (5, 4076029433), (7, 2911449595), (23, 886093355), (35, 582289919), (115, 177218671), (161, 126584765), (521, 39117365), (805, 25316953), (2605, 7823473), (3647, 5588195), (11983, 1700755), (18235, 1117639), (48593, 419405), (59915, 340151), (83881, 242965)]