20072860912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{169009}}^1$

素因数の和:169601

約数の個数: 40

約数和(自身を含む): 41956394480

約数和(自身を除く): 21883533568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 571, 1142, 2284, 4568, 7423, 9136, 14846, 29692, 59384, 118768, 169009, 338018, 676036, 1352072, 2197117, 2704144, 4394234, 8788468, 17576936, 35153872, 96504139, 193008278, 386016556, 772033112, 1254553807, 1544066224, 2509107614, 5018215228, 10036430456, 20072860912]

約数ペア:

[(1, 20072860912), (2, 10036430456), (4, 5018215228), (8, 2509107614), (13, 1544066224), (16, 1254553807), (26, 772033112), (52, 386016556), (104, 193008278), (208, 96504139), (571, 35153872), (1142, 17576936), (2284, 8788468), (4568, 4394234), (7423, 2704144), (9136, 2197117), (14846, 1352072), (29692, 676036), (59384, 338018), (118768, 169009)]