20343875588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1\times {\mathrm{4007}}^1$

素因数の和:4604

約数の個数: 48

約数和(自身を含む): 37996801920

約数和(自身を除く): 17652926332

約数列:

[1, 2, 4, 17, 34, 68, 197, 379, 394, 758, 788, 1516, 3349, 4007, 6443, 6698, 8014, 12886, 13396, 16028, 25772, 68119, 74663, 136238, 149326, 272476, 298652, 789379, 1269271, 1518653, 1578758, 2538542, 3037306, 3157516, 5077084, 6074612, 13419443, 25817101, 26838886, 51634202, 53677772, 103268404, 299174641, 598349282, 1196698564, 5085968897, 10171937794, 20343875588]

約数ペア:

[(1, 20343875588), (2, 10171937794), (4, 5085968897), (17, 1196698564), (34, 598349282), (68, 299174641), (197, 103268404), (379, 53677772), (394, 51634202), (758, 26838886), (788, 25817101), (1516, 13419443), (3349, 6074612), (4007, 5077084), (6443, 3157516), (6698, 3037306), (8014, 2538542), (12886, 1578758), (13396, 1518653), (16028, 1269271), (25772, 789379), (68119, 298652), (74663, 272476), (136238, 149326)]