31111184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 65251032

約数和(自身を除く): 34139848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 373, 401, 746, 802, 1492, 1604, 2984, 3208, 4849, 5213, 5968, 6416, 9698, 10426, 19396, 20852, 38792, 41704, 77584, 83408, 149573, 299146, 598292, 1196584, 1944449, 2393168, 3888898, 7777796, 15555592, 31111184]

約数ペア:

[(1, 31111184), (2, 15555592), (4, 7777796), (8, 3888898), (13, 2393168), (16, 1944449), (26, 1196584), (52, 598292), (104, 299146), (208, 149573), (373, 83408), (401, 77584), (746, 41704), (802, 38792), (1492, 20852), (1604, 19396), (2984, 10426), (3208, 9698), (4849, 6416), (5213, 5968)]