12786430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 24429600

約数和(自身を除く): 11643170

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 389, 778, 865, 1730, 1945, 3287, 3890, 6574, 7391, 14782, 16435, 32870, 36955, 67297, 73910, 134594, 336485, 672970, 1278643, 2557286, 6393215, 12786430]

約数ペア:

[(1, 12786430), (2, 6393215), (5, 2557286), (10, 1278643), (19, 672970), (38, 336485), (95, 134594), (173, 73910), (190, 67297), (346, 36955), (389, 32870), (778, 16435), (865, 14782), (1730, 7391), (1945, 6574), (3287, 3890)]