19785714

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8747}}^1$

素因数の和:8794

約数の個数: 32

約数和(自身を含む): 44089920

約数和(自身を除く): 24304206

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 8747, 17494, 26241, 52482, 113711, 227422, 253663, 341133, 507326, 682266, 760989, 1521978, 3297619, 6595238, 9892857, 19785714]

約数ペア:

[(1, 19785714), (2, 9892857), (3, 6595238), (6, 3297619), (13, 1521978), (26, 760989), (29, 682266), (39, 507326), (58, 341133), (78, 253663), (87, 227422), (174, 113711), (377, 52482), (754, 26241), (1131, 17494), (2262, 8747)]