18883970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2671}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 39246336

約数和(自身を除く): 20362366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 2671, 3535, 5342, 7070, 13355, 18697, 26710, 37394, 93485, 186970, 269771, 539542, 1348855, 1888397, 2697710, 3776794, 9441985, 18883970]

約数ペア:

[(1, 18883970), (2, 9441985), (5, 3776794), (7, 2697710), (10, 1888397), (14, 1348855), (35, 539542), (70, 269771), (101, 186970), (202, 93485), (505, 37394), (707, 26710), (1010, 18697), (1414, 13355), (2671, 7070), (3535, 5342)]