31840208

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{18257}}^1$

素因数の和:18374

約数の個数: 20

約数和(自身を含む): 62259780

約数和(自身を除く): 30419572

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 18257, 36514, 73028, 146056, 292112, 1990013, 3980026, 7960052, 15920104, 31840208]

約数ペア:

[(1, 31840208), (2, 15920104), (4, 7960052), (8, 3980026), (16, 1990013), (109, 292112), (218, 146056), (436, 73028), (872, 36514), (1744, 18257)]