13426981978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1\times {\mathrm{3989}}^1$

素因数の和:4606

約数の個数: 32

約数和(自身を含む): 21348734400

約数和(自身を除く): 7921752422

約数列:

[1, 2, 19, 38, 283, 313, 566, 626, 3989, 5377, 5947, 7978, 10754, 11894, 75791, 88579, 151582, 177158, 1128887, 1248557, 1683001, 2257774, 2497114, 3366002, 21448853, 23722583, 42897706, 47445166, 353341631, 706683262, 6713490989, 13426981978]

約数ペア:

[(1, 13426981978), (2, 6713490989), (19, 706683262), (38, 353341631), (283, 47445166), (313, 42897706), (566, 23722583), (626, 21448853), (3989, 3366002), (5377, 2497114), (5947, 2257774), (7978, 1683001), (10754, 1248557), (11894, 1128887), (75791, 177158), (88579, 151582)]