18550893

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 27319680

約数和(自身を除く): 8768787

約数列:

[1, 3, 17, 51, 61, 67, 89, 183, 201, 267, 1037, 1139, 1513, 3111, 3417, 4087, 4539, 5429, 5963, 12261, 16287, 17889, 69479, 92293, 101371, 208437, 276879, 304113, 363743, 1091229, 6183631, 18550893]

約数ペア:

[(1, 18550893), (3, 6183631), (17, 1091229), (51, 363743), (61, 304113), (67, 276879), (89, 208437), (183, 101371), (201, 92293), (267, 69479), (1037, 17889), (1139, 16287), (1513, 12261), (3111, 5963), (3417, 5429), (4087, 4539)]