20288622

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 22611858

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1817, 1861, 3634, 3722, 5451, 5583, 10902, 11166, 42803, 85606, 128409, 147019, 256818, 294038, 441057, 882114, 3381437, 6762874, 10144311, 20288622]

約数ペア:

[(1, 20288622), (2, 10144311), (3, 6762874), (6, 3381437), (23, 882114), (46, 441057), (69, 294038), (79, 256818), (138, 147019), (158, 128409), (237, 85606), (474, 42803), (1817, 11166), (1861, 10902), (3634, 5583), (3722, 5451)]