2019901252

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{787793}}^1$

素因数の和:788438

約数の個数: 12

約数和(自身を含む): 3540346236

約数和(自身を除く): 1520444984

約数列:

[1, 2, 4, 641, 1282, 2564, 787793, 1575586, 3151172, 504975313, 1009950626, 2019901252]

約数ペア:

[(1, 2019901252), (2, 1009950626), (4, 504975313), (641, 3151172), (1282, 1575586), (2564, 787793)]