18460113

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 12566127

約数列:

[1, 3, 7, 17, 21, 49, 51, 83, 89, 119, 147, 249, 267, 357, 581, 623, 833, 1411, 1513, 1743, 1869, 2499, 4067, 4233, 4361, 4539, 7387, 9877, 10591, 12201, 13083, 22161, 29631, 31773, 51709, 69139, 74137, 125579, 155127, 207417, 222411, 361963, 376737, 879053, 1085889, 2637159, 6153371, 18460113]

約数ペア:

[(1, 18460113), (3, 6153371), (7, 2637159), (17, 1085889), (21, 879053), (49, 376737), (51, 361963), (83, 222411), (89, 207417), (119, 155127), (147, 125579), (249, 74137), (267, 69139), (357, 51709), (581, 31773), (623, 29631), (833, 22161), (1411, 13083), (1513, 12201), (1743, 10591), (1869, 9877), (2499, 7387), (4067, 4539), (4233, 4361)]