220150892

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{325667}}^1$

素因数の和:325697

約数の個数: 18

約数和(自身を含む): 417180708

約数和(自身を除く): 197029816

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 325667, 651334, 1302668, 4233671, 8467342, 16934684, 55037723, 110075446, 220150892]

約数ペア:

[(1, 220150892), (2, 110075446), (4, 55037723), (13, 16934684), (26, 8467342), (52, 4233671), (169, 1302668), (338, 651334), (676, 325667)]