19422381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 30326400

約数和(自身を除く): 10904019

約数列:

[1, 3, 11, 17, 33, 51, 89, 187, 267, 389, 561, 979, 1167, 1513, 2937, 4279, 4539, 6613, 12837, 16643, 19839, 34621, 49929, 72743, 103863, 218229, 380831, 588557, 1142493, 1765671, 6474127, 19422381]

約数ペア:

[(1, 19422381), (3, 6474127), (11, 1765671), (17, 1142493), (33, 588557), (51, 380831), (89, 218229), (187, 103863), (267, 72743), (389, 49929), (561, 34621), (979, 19839), (1167, 16643), (1513, 12837), (2937, 6613), (4279, 4539)]