20185125961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2609}}^1$

素因数の和:2830

約数の個数: 64

約数和(自身を含む): 27782092800

約数和(自身を除く): 7596966839

約数列:

[1, 7, 11, 13, 59, 77, 91, 131, 143, 413, 649, 767, 917, 1001, 1441, 1703, 2609, 4543, 5369, 7729, 8437, 10087, 11921, 18263, 18733, 28699, 33917, 54103, 59059, 85019, 100477, 131131, 153931, 200893, 237419, 341779, 373087, 595133, 703339, 1077517, 1105247, 1693241, 2001103, 2392453, 2611609, 3759569, 4443127, 7736729, 11852687, 14007721, 20164961, 22012133, 26316983, 31101889, 48874397, 141154727, 154084931, 221814571, 262144493, 342120779, 1552701997, 1835011451, 2883589423, 20185125961]

約数ペア:

[(1, 20185125961), (7, 2883589423), (11, 1835011451), (13, 1552701997), (59, 342120779), (77, 262144493), (91, 221814571), (131, 154084931), (143, 141154727), (413, 48874397), (649, 31101889), (767, 26316983), (917, 22012133), (1001, 20164961), (1441, 14007721), (1703, 11852687), (2609, 7736729), (4543, 4443127), (5369, 3759569), (7729, 2611609), (8437, 2392453), (10087, 2001103), (11921, 1693241), (18263, 1105247), (18733, 1077517), (28699, 703339), (33917, 595133), (54103, 373087), (59059, 341779), (85019, 237419), (100477, 200893), (131131, 153931)]