2019207430

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{503543}}^1$

素因数の和:503951

約数の個数: 16

約数和(自身を含む): 3643644384

約数和(自身を除く): 1624436954

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 503543, 1007086, 2517715, 5035430, 201920743, 403841486, 1009603715, 2019207430]

約数ペア:

[(1, 2019207430), (2, 1009603715), (5, 403841486), (10, 201920743), (401, 5035430), (802, 2517715), (2005, 1007086), (4010, 503543)]