19541210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 38126592

約数和(自身を除く): 18585382

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 787, 955, 1574, 1910, 2483, 3935, 4966, 7870, 10231, 12415, 20462, 24830, 51155, 102310, 150317, 300634, 751585, 1503170, 1954121, 3908242, 9770605, 19541210]

約数ペア:

[(1, 19541210), (2, 9770605), (5, 3908242), (10, 1954121), (13, 1503170), (26, 751585), (65, 300634), (130, 150317), (191, 102310), (382, 51155), (787, 24830), (955, 20462), (1574, 12415), (1910, 10231), (2483, 7870), (3935, 4966)]