18863988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10993}}^1$

素因数の和:11024

約数の個数: 48

約数和(自身を含む): 51715776

約数和(自身を除く): 32851788

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 10993, 21986, 32979, 43972, 65958, 120923, 131916, 142909, 241846, 285818, 362769, 428727, 483692, 571636, 725538, 857454, 1451076, 1571999, 1714908, 3143998, 4715997, 6287996, 9431994, 18863988]

約数ペア:

[(1, 18863988), (2, 9431994), (3, 6287996), (4, 4715997), (6, 3143998), (11, 1714908), (12, 1571999), (13, 1451076), (22, 857454), (26, 725538), (33, 571636), (39, 483692), (44, 428727), (52, 362769), (66, 285818), (78, 241846), (132, 142909), (143, 131916), (156, 120923), (286, 65958), (429, 43972), (572, 32979), (858, 21986), (1716, 10993)]