19366987940

素因数分解:

$2^2\times 5^1\times {\mathrm{3923}}^1\times {\mathrm{246839}}^1$

素因数の和:250771

約数の個数: 24

約数和(自身を含む): 40681206720

約数和(自身を除く): 21314218780

約数列:

[1, 2, 4, 5, 10, 20, 3923, 7846, 15692, 19615, 39230, 78460, 246839, 493678, 987356, 1234195, 2468390, 4936780, 968349397, 1936698794, 3873397588, 4841746985, 9683493970, 19366987940]

約数ペア:

[(1, 19366987940), (2, 9683493970), (4, 4841746985), (5, 3873397588), (10, 1936698794), (20, 968349397), (3923, 4936780), (7846, 2468390), (15692, 1234195), (19615, 987356), (39230, 493678), (78460, 246839)]