20211659146

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{34807}}^1$

素因数の和:34931

約数の個数: 64

約数和(自身を含む): 38093875200

約数和(自身を除く): 17882216054

約数列:

[1, 2, 7, 14, 19, 37, 38, 59, 74, 118, 133, 259, 266, 413, 518, 703, 826, 1121, 1406, 2183, 2242, 4366, 4921, 7847, 9842, 15281, 15694, 30562, 34807, 41477, 69614, 82954, 243649, 290339, 487298, 580678, 661333, 1287859, 1322666, 2053613, 2575718, 4107226, 4629331, 9015013, 9258662, 14375291, 18030026, 24469321, 28750582, 39018647, 48938642, 75983681, 78037294, 151967362, 171285247, 273130529, 342570494, 531885767, 546261058, 1063771534, 1443689939, 2887379878, 10105829573, 20211659146]

約数ペア:

[(1, 20211659146), (2, 10105829573), (7, 2887379878), (14, 1443689939), (19, 1063771534), (37, 546261058), (38, 531885767), (59, 342570494), (74, 273130529), (118, 171285247), (133, 151967362), (259, 78037294), (266, 75983681), (413, 48938642), (518, 39018647), (703, 28750582), (826, 24469321), (1121, 18030026), (1406, 14375291), (2183, 9258662), (2242, 9015013), (4366, 4629331), (4921, 4107226), (7847, 2575718), (9842, 2053613), (15281, 1322666), (15694, 1287859), (30562, 661333), (34807, 580678), (41477, 487298), (69614, 290339), (82954, 243649)]