20243608

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 27967592

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 59, 77, 88, 118, 154, 236, 308, 413, 472, 557, 616, 649, 826, 1114, 1298, 1652, 2228, 2596, 3304, 3899, 4456, 4543, 5192, 6127, 7798, 9086, 12254, 15596, 18172, 24508, 31192, 32863, 36344, 42889, 49016, 65726, 85778, 131452, 171556, 230041, 262904, 343112, 361493, 460082, 722986, 920164, 1445972, 1840328, 2530451, 2891944, 5060902, 10121804, 20243608]

約数ペア:

[(1, 20243608), (2, 10121804), (4, 5060902), (7, 2891944), (8, 2530451), (11, 1840328), (14, 1445972), (22, 920164), (28, 722986), (44, 460082), (56, 361493), (59, 343112), (77, 262904), (88, 230041), (118, 171556), (154, 131452), (236, 85778), (308, 65726), (413, 49016), (472, 42889), (557, 36344), (616, 32863), (649, 31192), (826, 24508), (1114, 18172), (1298, 15596), (1652, 12254), (2228, 9086), (2596, 7798), (3304, 6127), (3899, 5192), (4456, 4543)]