18669238

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1567}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 15651146

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 851, 1567, 1702, 3134, 5957, 10969, 11914, 21938, 36041, 57979, 72082, 115958, 252287, 405853, 504574, 811706, 1333517, 2667034, 9334619, 18669238]

約数ペア:

[(1, 18669238), (2, 9334619), (7, 2667034), (14, 1333517), (23, 811706), (37, 504574), (46, 405853), (74, 252287), (161, 115958), (259, 72082), (322, 57979), (518, 36041), (851, 21938), (1567, 11914), (1702, 10969), (3134, 5957)]