19821283780

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{883}}^1\times {\mathrm{7433}}^1$

素因数の和:8476

約数の個数: 48

約数和(自身を含む): 41953451904

約数和(自身を除く): 22132168124

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 883, 1510, 1766, 3020, 3532, 4415, 7433, 8830, 14866, 17660, 29732, 37165, 74330, 133333, 148660, 266666, 533332, 666665, 1122383, 1333330, 2244766, 2666660, 4489532, 5611915, 6563339, 11223830, 13126678, 22447660, 26253356, 32816695, 65633390, 131266780, 991064189, 1982128378, 3964256756, 4955320945, 9910641890, 19821283780]

約数ペア:

[(1, 19821283780), (2, 9910641890), (4, 4955320945), (5, 3964256756), (10, 1982128378), (20, 991064189), (151, 131266780), (302, 65633390), (604, 32816695), (755, 26253356), (883, 22447660), (1510, 13126678), (1766, 11223830), (3020, 6563339), (3532, 5611915), (4415, 4489532), (7433, 2666660), (8830, 2244766), (14866, 1333330), (17660, 1122383), (29732, 666665), (37165, 533332), (74330, 266666), (133333, 148660)]