30988976

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{31751}}^1$

素因数の和:31820

約数の個数: 20

約数和(自身を含む): 61027344

約数和(自身を除く): 30038368

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 31751, 63502, 127004, 254008, 508016, 1936811, 3873622, 7747244, 15494488, 30988976]

約数ペア:

[(1, 30988976), (2, 15494488), (4, 7747244), (8, 3873622), (16, 1936811), (61, 508016), (122, 254008), (244, 127004), (488, 63502), (976, 31751)]