20171750995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4903}}^1$

素因数の和:5096

約数の個数: 64

約数和(自身を含む): 28924968960

約数和(自身を除く): 8753217965

約数列:

[1, 5, 11, 19, 31, 55, 95, 127, 155, 209, 341, 589, 635, 1045, 1397, 1705, 2413, 2945, 3937, 4903, 6479, 6985, 12065, 19685, 24515, 26543, 32395, 43307, 53933, 74803, 93157, 132715, 151993, 216535, 269665, 374015, 465785, 622681, 759965, 822833, 1024727, 1671923, 2887867, 3113405, 4114165, 5123635, 6849491, 8359615, 11830939, 14439335, 19303111, 31766537, 34247455, 59154695, 96515555, 130140329, 158832685, 212334221, 366759109, 650701645, 1061671105, 1833795545, 4034350199, 20171750995]

約数ペア:

[(1, 20171750995), (5, 4034350199), (11, 1833795545), (19, 1061671105), (31, 650701645), (55, 366759109), (95, 212334221), (127, 158832685), (155, 130140329), (209, 96515555), (341, 59154695), (589, 34247455), (635, 31766537), (1045, 19303111), (1397, 14439335), (1705, 11830939), (2413, 8359615), (2945, 6849491), (3937, 5123635), (4903, 4114165), (6479, 3113405), (6985, 2887867), (12065, 1671923), (19685, 1024727), (24515, 822833), (26543, 759965), (32395, 622681), (43307, 465785), (53933, 374015), (74803, 269665), (93157, 216535), (132715, 151993)]