19507956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5437}}^1$

素因数の和:5480

約数の個数: 48

約数和(自身を含む): 51160704

約数和(自身を除く): 31652748

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5437, 10874, 16311, 21748, 32622, 65244, 70681, 125051, 141362, 212043, 250102, 282724, 375153, 424086, 500204, 750306, 848172, 1500612, 1625663, 3251326, 4876989, 6502652, 9753978, 19507956]

約数ペア:

[(1, 19507956), (2, 9753978), (3, 6502652), (4, 4876989), (6, 3251326), (12, 1625663), (13, 1500612), (23, 848172), (26, 750306), (39, 500204), (46, 424086), (52, 375153), (69, 282724), (78, 250102), (92, 212043), (138, 141362), (156, 125051), (276, 70681), (299, 65244), (598, 32622), (897, 21748), (1196, 16311), (1794, 10874), (3588, 5437)]