220557688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2120747}}^1$

素因数の和:2120766

約数の個数: 16

約数和(自身を含む): 445357080

約数和(自身を除く): 224799392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2120747, 4241494, 8482988, 16965976, 27569711, 55139422, 110278844, 220557688]

約数ペア:

[(1, 220557688), (2, 110278844), (4, 55139422), (8, 27569711), (13, 16965976), (26, 8482988), (52, 4241494), (104, 2120747)]