18774070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4003}}^1$

素因数の和:4084

約数の個数: 32

約数和(自身を含む): 39207168

約数和(自身を除く): 20433098

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4003, 4690, 8006, 20015, 28021, 40030, 56042, 140105, 268201, 280210, 536402, 1341005, 1877407, 2682010, 3754814, 9387035, 18774070]

約数ペア:

[(1, 18774070), (2, 9387035), (5, 3754814), (7, 2682010), (10, 1877407), (14, 1341005), (35, 536402), (67, 280210), (70, 268201), (134, 140105), (335, 56042), (469, 40030), (670, 28021), (938, 20015), (2345, 8006), (4003, 4690)]