19989576

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12071}}^1$

素因数の和:12106

約数の個数: 48

約数和(自身を含む): 56496960

約数和(自身を除く): 36507384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12071, 24142, 36213, 48284, 72426, 96568, 108639, 144852, 217278, 277633, 289704, 434556, 555266, 832899, 869112, 1110532, 1665798, 2221064, 2498697, 3331596, 4997394, 6663192, 9994788, 19989576]

約数ペア:

[(1, 19989576), (2, 9994788), (3, 6663192), (4, 4997394), (6, 3331596), (8, 2498697), (9, 2221064), (12, 1665798), (18, 1110532), (23, 869112), (24, 832899), (36, 555266), (46, 434556), (69, 289704), (72, 277633), (92, 217278), (138, 144852), (184, 108639), (207, 96568), (276, 72426), (414, 48284), (552, 36213), (828, 24142), (1656, 12071)]