191192020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233161}}^1$

素因数の和:233211

約数の個数: 24

約数和(自身を含む): 411297768

約数和(自身を除く): 220105748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 233161, 466322, 932644, 1165805, 2331610, 4663220, 9559601, 19119202, 38238404, 47798005, 95596010, 191192020]

約数ペア:

[(1, 191192020), (2, 95596010), (4, 47798005), (5, 38238404), (10, 19119202), (20, 9559601), (41, 4663220), (82, 2331610), (164, 1165805), (205, 932644), (410, 466322), (820, 233161)]