201629368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{2063}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 398764800

約数和(自身を除く): 197135432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 643, 1286, 2063, 2572, 4126, 5144, 8252, 12217, 16504, 24434, 39197, 48868, 78394, 97736, 156788, 313576, 1326509, 2653018, 5306036, 10612072, 25203671, 50407342, 100814684, 201629368]

約数ペア:

[(1, 201629368), (2, 100814684), (4, 50407342), (8, 25203671), (19, 10612072), (38, 5306036), (76, 2653018), (152, 1326509), (643, 313576), (1286, 156788), (2063, 97736), (2572, 78394), (4126, 48868), (5144, 39197), (8252, 24434), (12217, 16504)]