20801157026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1\times {\mathrm{10177}}^1$

素因数の和:10938

約数の個数: 32

約数和(自身を含む): 33924495360

約数和(自身を除く): 13123338334

約数列:

[1, 2, 13, 26, 127, 254, 619, 1238, 1651, 3302, 8047, 10177, 16094, 20354, 78613, 132301, 157226, 264602, 1021969, 1292479, 2043938, 2584958, 6299563, 12599126, 16802227, 33604454, 81894319, 163788638, 800044501, 1600089002, 10400578513, 20801157026]

約数ペア:

[(1, 20801157026), (2, 10400578513), (13, 1600089002), (26, 800044501), (127, 163788638), (254, 81894319), (619, 33604454), (1238, 16802227), (1651, 12599126), (3302, 6299563), (8047, 2584958), (10177, 2043938), (16094, 1292479), (20354, 1021969), (78613, 264602), (132301, 157226)]