20512159185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{32783}}^1$

素因数の和:32958

約数の個数: 64

約数和(自身を含む): 38522511360

約数和(自身を除く): 18010352175

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 101, 105, 177, 295, 303, 413, 505, 707, 885, 1239, 1515, 2065, 2121, 3535, 5959, 6195, 10605, 17877, 29795, 32783, 41713, 89385, 98349, 125139, 163915, 208565, 229481, 491745, 625695, 688443, 1147405, 1934197, 3311083, 3442215, 5802591, 9670985, 9933249, 13539379, 16555415, 23177581, 29012955, 40618137, 49666245, 67696895, 69532743, 115887905, 195353897, 203090685, 347663715, 586061691, 976769485, 1367477279, 2930308455, 4102431837, 6837386395, 20512159185]

約数ペア:

[(1, 20512159185), (3, 6837386395), (5, 4102431837), (7, 2930308455), (15, 1367477279), (21, 976769485), (35, 586061691), (59, 347663715), (101, 203090685), (105, 195353897), (177, 115887905), (295, 69532743), (303, 67696895), (413, 49666245), (505, 40618137), (707, 29012955), (885, 23177581), (1239, 16555415), (1515, 13539379), (2065, 9933249), (2121, 9670985), (3535, 5802591), (5959, 3442215), (6195, 3311083), (10605, 1934197), (17877, 1147405), (29795, 688443), (32783, 625695), (41713, 491745), (89385, 229481), (98349, 208565), (125139, 163915)]