19419636

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 47996928

約数和(自身を除く): 28577292

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 991, 1633, 1982, 2973, 3266, 3964, 4899, 5946, 6532, 9798, 11892, 19596, 22793, 45586, 68379, 70361, 91172, 136758, 140722, 211083, 273516, 281444, 422166, 844332, 1618303, 3236606, 4854909, 6473212, 9709818, 19419636]

約数ペア:

[(1, 19419636), (2, 9709818), (3, 6473212), (4, 4854909), (6, 3236606), (12, 1618303), (23, 844332), (46, 422166), (69, 281444), (71, 273516), (92, 211083), (138, 140722), (142, 136758), (213, 91172), (276, 70361), (284, 68379), (426, 45586), (852, 22793), (991, 19596), (1633, 11892), (1982, 9798), (2973, 6532), (3266, 5946), (3964, 4899)]