19655748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{77999}}^1$

素因数の和:78016

約数の個数: 36

約数和(自身を含む): 56784000

約数和(自身を除く): 37128252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 77999, 155998, 233997, 311996, 467994, 545993, 701991, 935988, 1091986, 1403982, 1637979, 2183972, 2807964, 3275958, 4913937, 6551916, 9827874, 19655748]

約数ペア:

[(1, 19655748), (2, 9827874), (3, 6551916), (4, 4913937), (6, 3275958), (7, 2807964), (9, 2183972), (12, 1637979), (14, 1403982), (18, 1091986), (21, 935988), (28, 701991), (36, 545993), (42, 467994), (63, 311996), (84, 233997), (126, 155998), (252, 77999)]