15663536

素因数分解:

$2^4\times 7^2\times {\mathrm{19979}}^1$

素因数の和:20001

約数の個数: 30

約数和(自身を含む): 35304660

約数和(自身を除く): 19641124

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 19979, 39958, 79916, 139853, 159832, 279706, 319664, 559412, 978971, 1118824, 1957942, 2237648, 3915884, 7831768, 15663536]

約数ペア:

[(1, 15663536), (2, 7831768), (4, 3915884), (7, 2237648), (8, 1957942), (14, 1118824), (16, 978971), (28, 559412), (49, 319664), (56, 279706), (98, 159832), (112, 139853), (196, 79916), (392, 39958), (784, 19979)]