20688544

素因数分解:

$2^5\times {\mathrm{419}}^1\times {\mathrm{1543}}^1$

素因数の和:1972

約数の個数: 24

約数和(自身を含む): 40854240

約数和(自身を除く): 20165696

約数列:

[1, 2, 4, 8, 16, 32, 419, 838, 1543, 1676, 3086, 3352, 6172, 6704, 12344, 13408, 24688, 49376, 646517, 1293034, 2586068, 5172136, 10344272, 20688544]

約数ペア:

[(1, 20688544), (2, 10344272), (4, 5172136), (8, 2586068), (16, 1293034), (32, 646517), (419, 49376), (838, 24688), (1543, 13408), (1676, 12344), (3086, 6704), (3352, 6172)]