20163624752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{31873}}^1$

素因数の和:33981

約数の個数: 40

約数和(自身を含む): 41144234160

約数和(自身を除く): 20980609408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2081, 4162, 8324, 16648, 31873, 33296, 39539, 63746, 79078, 127492, 158156, 254984, 316312, 509968, 605587, 632624, 1211174, 2422348, 4844696, 9689392, 66327713, 132655426, 265310852, 530621704, 1061243408, 1260226547, 2520453094, 5040906188, 10081812376, 20163624752]

約数ペア:

[(1, 20163624752), (2, 10081812376), (4, 5040906188), (8, 2520453094), (16, 1260226547), (19, 1061243408), (38, 530621704), (76, 265310852), (152, 132655426), (304, 66327713), (2081, 9689392), (4162, 4844696), (8324, 2422348), (16648, 1211174), (31873, 632624), (33296, 605587), (39539, 509968), (63746, 316312), (79078, 254984), (127492, 158156)]