998809552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4801969}}^1$

素因数の和:4801990

約数の個数: 20

約数和(自身を含む): 2084054980

約数和(自身を除く): 1085245428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4801969, 9603938, 19207876, 38415752, 62425597, 76831504, 124851194, 249702388, 499404776, 998809552]

約数ペア:

[(1, 998809552), (2, 499404776), (4, 249702388), (8, 124851194), (13, 76831504), (16, 62425597), (26, 38415752), (52, 19207876), (104, 9603938), (208, 4801969)]