30421918

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 24

約数和(自身を含む): 48220704

約数和(自身を除く): 17798786

約数列:

[1, 2, 37, 41, 74, 82, 271, 542, 1369, 1517, 2738, 3034, 10027, 11111, 20054, 22222, 56129, 112258, 370999, 411107, 741998, 822214, 15210959, 30421918]

約数ペア:

[(1, 30421918), (2, 15210959), (37, 822214), (41, 741998), (74, 411107), (82, 370999), (271, 112258), (542, 56129), (1369, 22222), (1517, 20054), (2738, 11111), (3034, 10027)]