31940168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9957

約数の個数: 32

約数和(自身を含む): 66581760

約数和(自身を除く): 34641592

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 9907, 19814, 39628, 79256, 128791, 257582, 307117, 515164, 614234, 1030328, 1228468, 2456936, 3992521, 7985042, 15970084, 31940168]

約数ペア:

[(1, 31940168), (2, 15970084), (4, 7985042), (8, 3992521), (13, 2456936), (26, 1228468), (31, 1030328), (52, 614234), (62, 515164), (104, 307117), (124, 257582), (248, 128791), (403, 79256), (806, 39628), (1612, 19814), (3224, 9907)]