20162790464

素因数分解:

$2^6\times {\mathrm{13691}}^1\times {\mathrm{23011}}^1$

素因数の和:36714

約数の個数: 28

約数和(自身を含む): 40015198608

約数和(自身を除く): 19852408144

約数列:

[1, 2, 4, 8, 16, 32, 64, 13691, 23011, 27382, 46022, 54764, 92044, 109528, 184088, 219056, 368176, 438112, 736352, 876224, 1472704, 315043601, 630087202, 1260174404, 2520348808, 5040697616, 10081395232, 20162790464]

約数ペア:

[(1, 20162790464), (2, 10081395232), (4, 5040697616), (8, 2520348808), (16, 1260174404), (32, 630087202), (64, 315043601), (13691, 1472704), (23011, 876224), (27382, 736352), (46022, 438112), (54764, 368176), (92044, 219056), (109528, 184088)]