20201343008

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^3\times {\mathrm{67757}}^1$

素因数の和:67807

約数の個数: 96

約数和(自身を含む): 49995646848

約数和(自身を除く): 29794303840

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1331, 1694, 1936, 2464, 2662, 3388, 3872, 5324, 6776, 9317, 10648, 13552, 18634, 21296, 27104, 37268, 42592, 67757, 74536, 135514, 149072, 271028, 298144, 474299, 542056, 745327, 948598, 1084112, 1490654, 1897196, 2168224, 2981308, 3794392, 5217289, 5962616, 7588784, 8198597, 10434578, 11925232, 15177568, 16397194, 20869156, 23850464, 32794388, 41738312, 57390179, 65588776, 83476624, 90184567, 114780358, 131177552, 166953248, 180369134, 229560716, 262355104, 360738268, 459121432, 631291969, 721476536, 918242864, 1262583938, 1442953072, 1836485728, 2525167876, 2885906144, 5050335752, 10100671504, 20201343008]

約数ペア:

[(1, 20201343008), (2, 10100671504), (4, 5050335752), (7, 2885906144), (8, 2525167876), (11, 1836485728), (14, 1442953072), (16, 1262583938), (22, 918242864), (28, 721476536), (32, 631291969), (44, 459121432), (56, 360738268), (77, 262355104), (88, 229560716), (112, 180369134), (121, 166953248), (154, 131177552), (176, 114780358), (224, 90184567), (242, 83476624), (308, 65588776), (352, 57390179), (484, 41738312), (616, 32794388), (847, 23850464), (968, 20869156), (1232, 16397194), (1331, 15177568), (1694, 11925232), (1936, 10434578), (2464, 8198597), (2662, 7588784), (3388, 5962616), (3872, 5217289), (5324, 3794392), (6776, 2981308), (9317, 2168224), (10648, 1897196), (13552, 1490654), (18634, 1084112), (21296, 948598), (27104, 745327), (37268, 542056), (42592, 474299), (67757, 298144), (74536, 271028), (135514, 149072)]