18860230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 36267264

約数和(自身を除く): 17407034

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1907, 1978, 3814, 4945, 9535, 9890, 19070, 43861, 82001, 87722, 164002, 219305, 410005, 438610, 820010, 1886023, 3772046, 9430115, 18860230]

約数ペア:

[(1, 18860230), (2, 9430115), (5, 3772046), (10, 1886023), (23, 820010), (43, 438610), (46, 410005), (86, 219305), (115, 164002), (215, 87722), (230, 82001), (430, 43861), (989, 19070), (1907, 9890), (1978, 9535), (3814, 4945)]