19946236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^2$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 38229408

約数和(自身を除く): 18283172

約数列:

[1, 2, 4, 17, 34, 47, 68, 79, 94, 158, 188, 316, 799, 1343, 1598, 2686, 3196, 3713, 5372, 6241, 7426, 12482, 14852, 24964, 63121, 106097, 126242, 212194, 252484, 293327, 424388, 586654, 1173308, 4986559, 9973118, 19946236]

約数ペア:

[(1, 19946236), (2, 9973118), (4, 4986559), (17, 1173308), (34, 586654), (47, 424388), (68, 293327), (79, 252484), (94, 212194), (158, 126242), (188, 106097), (316, 63121), (799, 24964), (1343, 14852), (1598, 12482), (2686, 7426), (3196, 6241), (3713, 5372)]