18354616

素因数分解:

$2^3\times 7^3\times {\mathrm{6689}}^1$

素因数の和:6716

約数の個数: 32

約数和(自身を含む): 40140000

約数和(自身を除く): 21785384

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6689, 13378, 26756, 46823, 53512, 93646, 187292, 327761, 374584, 655522, 1311044, 2294327, 2622088, 4588654, 9177308, 18354616]

約数ペア:

[(1, 18354616), (2, 9177308), (4, 4588654), (7, 2622088), (8, 2294327), (14, 1311044), (28, 655522), (49, 374584), (56, 327761), (98, 187292), (196, 93646), (343, 53512), (392, 46823), (686, 26756), (1372, 13378), (2744, 6689)]