16765528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 36368640

約数和(自身を除く): 19603112

約数列:

[1, 2, 4, 8, 13, 23, 26, 43, 46, 52, 86, 92, 104, 163, 172, 184, 299, 326, 344, 559, 598, 652, 989, 1118, 1196, 1304, 1978, 2119, 2236, 2392, 3749, 3956, 4238, 4472, 7009, 7498, 7912, 8476, 12857, 14018, 14996, 16952, 25714, 28036, 29992, 48737, 51428, 56072, 91117, 97474, 102856, 161207, 182234, 194948, 322414, 364468, 389896, 644828, 728936, 1289656, 2095691, 4191382, 8382764, 16765528]

約数ペア:

[(1, 16765528), (2, 8382764), (4, 4191382), (8, 2095691), (13, 1289656), (23, 728936), (26, 644828), (43, 389896), (46, 364468), (52, 322414), (86, 194948), (92, 182234), (104, 161207), (163, 102856), (172, 97474), (184, 91117), (299, 56072), (326, 51428), (344, 48737), (559, 29992), (598, 28036), (652, 25714), (989, 16952), (1118, 14996), (1196, 14018), (1304, 12857), (1978, 8476), (2119, 7912), (2236, 7498), (2392, 7009), (3749, 4472), (3956, 4238)]