20403798918

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1\times {\mathrm{27407}}^1$

素因数の和:28516

約数の個数: 32

約数和(自身を含む): 41172516864

約数和(自身を除く): 20768717946

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 977, 1954, 2931, 5862, 27407, 54814, 82221, 124079, 164442, 248158, 372237, 744474, 3480689, 6961378, 10442067, 20884134, 26776639, 53553278, 80329917, 160659834, 3400633153, 6801266306, 10201899459, 20403798918]

約数ペア:

[(1, 20403798918), (2, 10201899459), (3, 6801266306), (6, 3400633153), (127, 160659834), (254, 80329917), (381, 53553278), (762, 26776639), (977, 20884134), (1954, 10442067), (2931, 6961378), (5862, 3480689), (27407, 744474), (54814, 372237), (82221, 248158), (124079, 164442)]