219840072

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{398261}}^1$

素因数の和:398293

約数の個数: 32

約数和(自身を含む): 573497280

約数和(自身を除く): 353657208

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 398261, 796522, 1194783, 1593044, 2389566, 3186088, 4779132, 9160003, 9558264, 18320006, 27480009, 36640012, 54960018, 73280024, 109920036, 219840072]

約数ペア:

[(1, 219840072), (2, 109920036), (3, 73280024), (4, 54960018), (6, 36640012), (8, 27480009), (12, 18320006), (23, 9558264), (24, 9160003), (46, 4779132), (69, 3186088), (92, 2389566), (138, 1593044), (184, 1194783), (276, 796522), (552, 398261)]