42496688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{204311}}^1$

素因数の和:204332

約数の個数: 20

約数和(自身を含む): 88671408

約数和(自身を除く): 46174720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 204311, 408622, 817244, 1634488, 2656043, 3268976, 5312086, 10624172, 21248344, 42496688]

約数ペア:

[(1, 42496688), (2, 21248344), (4, 10624172), (8, 5312086), (13, 3268976), (16, 2656043), (26, 1634488), (52, 817244), (104, 408622), (208, 204311)]