22087408

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1205

約数の個数: 40

約数和(自身を含む): 49203200

約数和(自身を除く): 27115792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 991, 1393, 1592, 1982, 2786, 3184, 3964, 5572, 6937, 7928, 11144, 13874, 15856, 22288, 27748, 55496, 110992, 197209, 394418, 788836, 1380463, 1577672, 2760926, 3155344, 5521852, 11043704, 22087408]

約数ペア:

[(1, 22087408), (2, 11043704), (4, 5521852), (7, 3155344), (8, 2760926), (14, 1577672), (16, 1380463), (28, 788836), (56, 394418), (112, 197209), (199, 110992), (398, 55496), (796, 27748), (991, 22288), (1393, 15856), (1592, 13874), (1982, 11144), (2786, 7928), (3184, 6937), (3964, 5572)]