20604808

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3643}}^1$

素因数の和:3757

約数の個数: 32

約数和(自身を含む): 44602560

約数和(自身を除く): 23997752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3643, 5656, 7286, 14572, 25501, 29144, 51002, 102004, 204008, 367943, 735886, 1471772, 2575601, 2943544, 5151202, 10302404, 20604808]

約数ペア:

[(1, 20604808), (2, 10302404), (4, 5151202), (7, 2943544), (8, 2575601), (14, 1471772), (28, 735886), (56, 367943), (101, 204008), (202, 102004), (404, 51002), (707, 29144), (808, 25501), (1414, 14572), (2828, 7286), (3643, 5656)]