2018971210

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{804371}}^1$

素因数の和:804629

約数の個数: 16

約数和(自身を含む): 3648631392

約数和(自身を除く): 1629660182

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 804371, 1608742, 4021855, 8043710, 201897121, 403794242, 1009485605, 2018971210]

約数ペア:

[(1, 2018971210), (2, 1009485605), (5, 403794242), (10, 201897121), (251, 8043710), (502, 4021855), (1255, 1608742), (2510, 804371)]