19886327964

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2038369}}^1$

素因数の和:2038650

約数の個数: 36

約数和(自身を含む): 50453734240

約数和(自身を除く): 30567406276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2439, 3252, 4878, 9756, 2038369, 4076738, 6115107, 8153476, 12230214, 18345321, 24460428, 36690642, 73381284, 552397999, 1104795998, 1657193997, 2209591996, 3314387994, 4971581991, 6628775988, 9943163982, 19886327964]

約数ペア:

[(1, 19886327964), (2, 9943163982), (3, 6628775988), (4, 4971581991), (6, 3314387994), (9, 2209591996), (12, 1657193997), (18, 1104795998), (36, 552397999), (271, 73381284), (542, 36690642), (813, 24460428), (1084, 18345321), (1626, 12230214), (2439, 8153476), (3252, 6115107), (4878, 4076738), (9756, 2038369)]