20029610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 38188800

約数和(自身を除く): 18159190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 271, 389, 542, 778, 1355, 1945, 2710, 3890, 5149, 7391, 10298, 14782, 25745, 36955, 51490, 73910, 105419, 210838, 527095, 1054190, 2002961, 4005922, 10014805, 20029610]

約数ペア:

[(1, 20029610), (2, 10014805), (5, 4005922), (10, 2002961), (19, 1054190), (38, 527095), (95, 210838), (190, 105419), (271, 73910), (389, 51490), (542, 36955), (778, 25745), (1355, 14782), (1945, 10298), (2710, 7391), (3890, 5149)]