20168653806

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{157393}}^1$

素因数の和:157527

約数の個数: 80

約数和(自身を含む): 52106228064

約数和(自身を除く): 31937574258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 162, 189, 226, 339, 378, 567, 678, 791, 1017, 1134, 1582, 2034, 2373, 3051, 4746, 6102, 7119, 9153, 14238, 18306, 21357, 42714, 64071, 128142, 157393, 314786, 472179, 944358, 1101751, 1416537, 2203502, 2833074, 3305253, 4249611, 6610506, 8499222, 9915759, 12748833, 17785409, 19831518, 25497666, 29747277, 35570818, 53356227, 59494554, 89241831, 106712454, 124497863, 160068681, 178483662, 248995726, 320137362, 373493589, 480206043, 746987178, 960412086, 1120480767, 1440618129, 2240961534, 2881236258, 3361442301, 6722884602, 10084326903, 20168653806]

約数ペア:

[(1, 20168653806), (2, 10084326903), (3, 6722884602), (6, 3361442301), (7, 2881236258), (9, 2240961534), (14, 1440618129), (18, 1120480767), (21, 960412086), (27, 746987178), (42, 480206043), (54, 373493589), (63, 320137362), (81, 248995726), (113, 178483662), (126, 160068681), (162, 124497863), (189, 106712454), (226, 89241831), (339, 59494554), (378, 53356227), (567, 35570818), (678, 29747277), (791, 25497666), (1017, 19831518), (1134, 17785409), (1582, 12748833), (2034, 9915759), (2373, 8499222), (3051, 6610506), (4746, 4249611), (6102, 3305253), (7119, 2833074), (9153, 2203502), (14238, 1416537), (18306, 1101751), (21357, 944358), (42714, 472179), (64071, 314786), (128142, 157393)]