238780048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1147981}}^1$

素因数の和:1148002

約数の個数: 20

約数和(自身を含む): 498224188

約数和(自身を除く): 259444140

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1147981, 2295962, 4591924, 9183848, 14923753, 18367696, 29847506, 59695012, 119390024, 238780048]

約数ペア:

[(1, 238780048), (2, 119390024), (4, 59695012), (8, 29847506), (13, 18367696), (16, 14923753), (26, 9183848), (52, 4591924), (104, 2295962), (208, 1147981)]