20171945873098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1\times {\mathrm{246558607}}^1$

素因数の和:246560781

約数の個数: 16

約数和(自身を含む): 31865234497920

約数和(自身を除く): 11693288624822

約数列:

[1, 2, 19, 38, 2153, 4306, 40907, 81814, 246558607, 493117214, 4684613533, 9369227066, 530840680871, 1061681361742, 10085972936549, 20171945873098]

約数ペア:

[(1, 20171945873098), (2, 10085972936549), (19, 1061681361742), (38, 530840680871), (2153, 9369227066), (4306, 4684613533), (40907, 493117214), (81814, 246558607)]