20137040368

素因数分解:

$2^4\times {\mathrm{2617}}^1\times {\mathrm{480919}}^1$

素因数の和:483544

約数の個数: 20

約数和(自身を含む): 39030505360

約数和(自身を除く): 18893464992

約数列:

[1, 2, 4, 8, 16, 2617, 5234, 10468, 20936, 41872, 480919, 961838, 1923676, 3847352, 7694704, 1258565023, 2517130046, 5034260092, 10068520184, 20137040368]

約数ペア:

[(1, 20137040368), (2, 10068520184), (4, 5034260092), (8, 2517130046), (16, 1258565023), (2617, 7694704), (5234, 3847352), (10468, 1923676), (20936, 961838), (41872, 480919)]