19420586

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:773

約数の個数: 16

約数和(自身を含む): 29607936

約数和(自身を除く): 10187350

約数列:

[1, 2, 127, 157, 254, 314, 487, 974, 19939, 39878, 61849, 76459, 123698, 152918, 9710293, 19420586]

約数ペア:

[(1, 19420586), (2, 9710293), (127, 152918), (157, 123698), (254, 76459), (314, 61849), (487, 39878), (974, 19939)]